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Dev #280

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altavir merged 99 commits from dev into master 2021-04-16 19:45:55 +03:00
Conversation 0 Commits 99 Files Changed 283 +246 -162
36 changed files with 246 additions and 162 deletions
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1
CHANGELOG.md
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@ -13,6 +13,7 @@
- Buffer factories for primitives moved to MutableBuffer.Companion - Buffer factories for primitives moved to MutableBuffer.Companion
- NDStructure and NDAlgebra to StructureND and AlgebraND respectively - NDStructure and NDAlgebra to StructureND and AlgebraND respectively
- Real -> Double - Real -> Double
- DataSets are moved from functions to core
### Deprecated ### Deprecated

2
examples/src/benchmarks/kotlin/space/kscience/kmath/benchmarks/ExpressionsInterpretersBenchmark.kt
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@ -9,7 +9,7 @@ import space.kscience.kmath.ast.mstInField
import space.kscience.kmath.expressions.Expression import space.kscience.kmath.expressions.Expression
import space.kscience.kmath.expressions.expressionInField import space.kscience.kmath.expressions.expressionInField
import space.kscience.kmath.expressions.invoke import space.kscience.kmath.expressions.invoke
import space.kscience.kmath.expressions.symbol import space.kscience.kmath.misc.symbol
import space.kscience.kmath.operations.DoubleField import space.kscience.kmath.operations.DoubleField
import space.kscience.kmath.operations.bindSymbol import space.kscience.kmath.operations.bindSymbol
import kotlin.random.Random import kotlin.random.Random

2
examples/src/main/kotlin/space/kscience/kmath/ast/kotlingradSupport.kt
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@ -3,8 +3,8 @@ package space.kscience.kmath.ast
import space.kscience.kmath.asm.compile import space.kscience.kmath.asm.compile
import space.kscience.kmath.expressions.derivative import space.kscience.kmath.expressions.derivative
import space.kscience.kmath.expressions.invoke import space.kscience.kmath.expressions.invoke
import space.kscience.kmath.expressions.symbol
import space.kscience.kmath.kotlingrad.differentiable import space.kscience.kmath.kotlingrad.differentiable
import space.kscience.kmath.misc.symbol
import space.kscience.kmath.operations.DoubleField import space.kscience.kmath.operations.DoubleField
/** /**

2
examples/src/main/kotlin/space/kscience/kmath/commons/fit/fitWithAutoDiff.kt
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@ -7,7 +7,7 @@ import kscience.plotly.models.ScatterMode
import kscience.plotly.models.TraceValues import kscience.plotly.models.TraceValues
import space.kscience.kmath.commons.optimization.chiSquared import space.kscience.kmath.commons.optimization.chiSquared
import space.kscience.kmath.commons.optimization.minimize import space.kscience.kmath.commons.optimization.minimize
import space.kscience.kmath.expressions.symbol import space.kscience.kmath.misc.symbol
import space.kscience.kmath.optimization.FunctionOptimization import space.kscience.kmath.optimization.FunctionOptimization
import space.kscience.kmath.optimization.OptimizationResult import space.kscience.kmath.optimization.OptimizationResult
import space.kscience.kmath.real.DoubleVector import space.kscience.kmath.real.DoubleVector

2
kmath-ast/src/commonMain/kotlin/space/kscience/kmath/ast/MstExpression.kt
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@ -1,6 +1,8 @@
package space.kscience.kmath.ast package space.kscience.kmath.ast
import space.kscience.kmath.expressions.* import space.kscience.kmath.expressions.*
import space.kscience.kmath.misc.StringSymbol
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.operations.* import space.kscience.kmath.operations.*
import kotlin.contracts.InvocationKind import kotlin.contracts.InvocationKind
import kotlin.contracts.contract import kotlin.contracts.contract

2
kmath-ast/src/jsMain/kotlin/space/kscience/kmath/estree/internal/ESTreeBuilder.kt
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@ -3,7 +3,7 @@ package space.kscience.kmath.estree.internal
import space.kscience.kmath.estree.internal.astring.generate import space.kscience.kmath.estree.internal.astring.generate
import space.kscience.kmath.estree.internal.estree.* import space.kscience.kmath.estree.internal.estree.*
import space.kscience.kmath.expressions.Expression import space.kscience.kmath.expressions.Expression
import space.kscience.kmath.expressions.Symbol import space.kscience.kmath.misc.Symbol
internal class ESTreeBuilder<T>(val bodyCallback: ESTreeBuilder<T>.() -> BaseExpression) { internal class ESTreeBuilder<T>(val bodyCallback: ESTreeBuilder<T>.() -> BaseExpression) {
private class GeneratedExpression<T>(val executable: dynamic, val constants: Array<dynamic>) : Expression<T> { private class GeneratedExpression<T>(val executable: dynamic, val constants: Array<dynamic>) : Expression<T> {

4
kmath-ast/src/jvmMain/kotlin/space/kscience/kmath/asm/internal/mapIntrinsics.kt
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@ -2,8 +2,8 @@
package space.kscience.kmath.asm.internal package space.kscience.kmath.asm.internal
import space.kscience.kmath.expressions.StringSymbol import space.kscience.kmath.misc.StringSymbol
import space.kscience.kmath.expressions.Symbol import space.kscience.kmath.misc.Symbol
/** /**
* Gets value with given [key] or throws [NoSuchElementException] whenever it is not present. * Gets value with given [key] or throws [NoSuchElementException] whenever it is not present.

2
kmath-commons/src/main/kotlin/space/kscience/kmath/commons/expressions/DerivativeStructureExpression.kt
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@ -2,6 +2,8 @@ package space.kscience.kmath.commons.expressions
import org.apache.commons.math3.analysis.differentiation.DerivativeStructure import org.apache.commons.math3.analysis.differentiation.DerivativeStructure
import space.kscience.kmath.expressions.* import space.kscience.kmath.expressions.*
import space.kscience.kmath.misc.StringSymbol
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.misc.UnstableKMathAPI import space.kscience.kmath.misc.UnstableKMathAPI
import space.kscience.kmath.operations.ExtendedField import space.kscience.kmath.operations.ExtendedField
import space.kscience.kmath.operations.NumbersAddOperations import space.kscience.kmath.operations.NumbersAddOperations

8
kmath-commons/src/main/kotlin/space/kscience/kmath/commons/optimization/CMOptimization.kt
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@ -9,7 +9,12 @@ import org.apache.commons.math3.optim.nonlinear.scalar.gradient.NonLinearConjuga
import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.AbstractSimplex import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.AbstractSimplex
import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.NelderMeadSimplex import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.NelderMeadSimplex
import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.SimplexOptimizer import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.SimplexOptimizer
import space.kscience.kmath.expressions.* import space.kscience.kmath.expressions.DifferentiableExpression
import space.kscience.kmath.expressions.Expression
import space.kscience.kmath.expressions.SymbolIndexer
import space.kscience.kmath.expressions.derivative
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.misc.UnstableKMathAPI
import space.kscience.kmath.optimization.FunctionOptimization import space.kscience.kmath.optimization.FunctionOptimization
import space.kscience.kmath.optimization.OptimizationFeature import space.kscience.kmath.optimization.OptimizationFeature
import space.kscience.kmath.optimization.OptimizationProblemFactory import space.kscience.kmath.optimization.OptimizationProblemFactory
@ -19,6 +24,7 @@ import kotlin.reflect.KClass
public operator fun PointValuePair.component1(): DoubleArray = point public operator fun PointValuePair.component1(): DoubleArray = point
public operator fun PointValuePair.component2(): Double = value public operator fun PointValuePair.component2(): Double = value
@OptIn(UnstableKMathAPI::class)
public class CMOptimization( public class CMOptimization(
override val symbols: List<Symbol>, override val symbols: List<Symbol>,
) : FunctionOptimization<Double>, SymbolIndexer, OptimizationFeature { ) : FunctionOptimization<Double>, SymbolIndexer, OptimizationFeature {

2
kmath-commons/src/main/kotlin/space/kscience/kmath/commons/optimization/cmFit.kt
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@ -5,7 +5,7 @@ import org.apache.commons.math3.optim.nonlinear.scalar.GoalType
import space.kscience.kmath.commons.expressions.DerivativeStructureField import space.kscience.kmath.commons.expressions.DerivativeStructureField
import space.kscience.kmath.expressions.DifferentiableExpression import space.kscience.kmath.expressions.DifferentiableExpression
import space.kscience.kmath.expressions.Expression import space.kscience.kmath.expressions.Expression
import space.kscience.kmath.expressions.Symbol import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.optimization.FunctionOptimization import space.kscience.kmath.optimization.FunctionOptimization
import space.kscience.kmath.optimization.OptimizationResult import space.kscience.kmath.optimization.OptimizationResult
import space.kscience.kmath.optimization.optimizeWith import space.kscience.kmath.optimization.optimizeWith

6
kmath-commons/src/test/kotlin/space/kscience/kmath/commons/expressions/DerivativeStructureExpressionTest.kt
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@ -1,6 +1,10 @@
package space.kscience.kmath.commons.expressions package space.kscience.kmath.commons.expressions
import space.kscience.kmath.expressions.* import space.kscience.kmath.expressions.binding
import space.kscience.kmath.expressions.derivative
import space.kscience.kmath.expressions.invoke
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.misc.symbol
import kotlin.contracts.InvocationKind import kotlin.contracts.InvocationKind
import kotlin.contracts.contract import kotlin.contracts.contract
import kotlin.test.Test import kotlin.test.Test

2
kmath-commons/src/test/kotlin/space/kscience/kmath/commons/optimization/OptimizeTest.kt
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@ -2,7 +2,7 @@ package space.kscience.kmath.commons.optimization
import org.junit.jupiter.api.Test import org.junit.jupiter.api.Test
import space.kscience.kmath.commons.expressions.DerivativeStructureExpression import space.kscience.kmath.commons.expressions.DerivativeStructureExpression
import space.kscience.kmath.expressions.symbol import space.kscience.kmath.misc.symbol
import space.kscience.kmath.optimization.FunctionOptimization import space.kscience.kmath.optimization.FunctionOptimization
import space.kscience.kmath.stat.Distribution import space.kscience.kmath.stat.Distribution
import space.kscience.kmath.stat.RandomGenerator import space.kscience.kmath.stat.RandomGenerator

2
kmath-complex/src/commonTest/kotlin/space/kscience/kmath/complex/ExpressionFieldForComplexTest.kt
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@ -3,7 +3,7 @@ package space.kscience.kmath.complex
import space.kscience.kmath.expressions.FunctionalExpressionField import space.kscience.kmath.expressions.FunctionalExpressionField
import space.kscience.kmath.expressions.bindSymbol import space.kscience.kmath.expressions.bindSymbol
import space.kscience.kmath.expressions.invoke import space.kscience.kmath.expressions.invoke
import space.kscience.kmath.expressions.symbol import space.kscience.kmath.misc.symbol
import kotlin.test.Test import kotlin.test.Test
import kotlin.test.assertEquals import kotlin.test.assertEquals

155
kmath-core/api/kmath-core.api
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@ -14,7 +14,7 @@ public class space/kscience/kmath/expressions/AutoDiffValue {
public final class space/kscience/kmath/expressions/DerivationResult { public final class space/kscience/kmath/expressions/DerivationResult {
public fun <init> (Ljava/lang/Object;Ljava/util/Map;Lspace/kscience/kmath/operations/Field;)V public fun <init> (Ljava/lang/Object;Ljava/util/Map;Lspace/kscience/kmath/operations/Field;)V
public final fun derivative (Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public final fun derivative (Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public final fun div ()Ljava/lang/Object; public final fun div ()Ljava/lang/Object;
public final fun getContext ()Lspace/kscience/kmath/operations/Field; public final fun getContext ()Lspace/kscience/kmath/operations/Field;
public final fun getValue ()Ljava/lang/Object; public final fun getValue ()Ljava/lang/Object;
@ -27,7 +27,7 @@ public abstract interface class space/kscience/kmath/expressions/DifferentiableE
public final class space/kscience/kmath/expressions/DifferentiableExpressionKt { public final class space/kscience/kmath/expressions/DifferentiableExpressionKt {
public static final fun derivative (Lspace/kscience/kmath/expressions/DifferentiableExpression;Ljava/lang/String;)Lspace/kscience/kmath/expressions/Expression; public static final fun derivative (Lspace/kscience/kmath/expressions/DifferentiableExpression;Ljava/lang/String;)Lspace/kscience/kmath/expressions/Expression;
public static final fun derivative (Lspace/kscience/kmath/expressions/DifferentiableExpression;Ljava/util/List;)Lspace/kscience/kmath/expressions/Expression; public static final fun derivative (Lspace/kscience/kmath/expressions/DifferentiableExpression;Ljava/util/List;)Lspace/kscience/kmath/expressions/Expression;
public static final fun derivative (Lspace/kscience/kmath/expressions/DifferentiableExpression;[Lspace/kscience/kmath/expressions/Symbol;)Lspace/kscience/kmath/expressions/Expression; public static final fun derivative (Lspace/kscience/kmath/expressions/DifferentiableExpression;[Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/expressions/Expression;
} }
public abstract interface class space/kscience/kmath/expressions/Expression { public abstract interface class space/kscience/kmath/expressions/Expression {
@ -36,7 +36,7 @@ public abstract interface class space/kscience/kmath/expressions/Expression {
public abstract interface class space/kscience/kmath/expressions/ExpressionAlgebra : space/kscience/kmath/operations/Algebra { public abstract interface class space/kscience/kmath/expressions/ExpressionAlgebra : space/kscience/kmath/operations/Algebra {
public abstract fun bindSymbol (Ljava/lang/String;)Ljava/lang/Object; public abstract fun bindSymbol (Ljava/lang/String;)Ljava/lang/Object;
public abstract fun bindSymbolOrNull (Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public abstract fun bindSymbolOrNull (Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public abstract fun const (Ljava/lang/Object;)Ljava/lang/Object; public abstract fun const (Ljava/lang/Object;)Ljava/lang/Object;
} }
@ -56,18 +56,17 @@ public final class space/kscience/kmath/expressions/ExpressionBuildersKt {
} }
public final class space/kscience/kmath/expressions/ExpressionKt { public final class space/kscience/kmath/expressions/ExpressionKt {
public static final fun bindSymbol (Lspace/kscience/kmath/expressions/ExpressionAlgebra;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public static final fun bindSymbol (Lspace/kscience/kmath/expressions/ExpressionAlgebra;Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public static final fun binding (Lspace/kscience/kmath/expressions/ExpressionAlgebra;)Lkotlin/properties/ReadOnlyProperty; public static final fun binding (Lspace/kscience/kmath/expressions/ExpressionAlgebra;)Lkotlin/properties/ReadOnlyProperty;
public static final fun callByString (Lspace/kscience/kmath/expressions/Expression;[Lkotlin/Pair;)Ljava/lang/Object; public static final fun callByString (Lspace/kscience/kmath/expressions/Expression;[Lkotlin/Pair;)Ljava/lang/Object;
public static final fun callBySymbol (Lspace/kscience/kmath/expressions/Expression;[Lkotlin/Pair;)Ljava/lang/Object; public static final fun callBySymbol (Lspace/kscience/kmath/expressions/Expression;[Lkotlin/Pair;)Ljava/lang/Object;
public static final fun getSymbol ()Lkotlin/properties/ReadOnlyProperty;
public static final fun invoke (Lspace/kscience/kmath/expressions/Expression;)Ljava/lang/Object; public static final fun invoke (Lspace/kscience/kmath/expressions/Expression;)Ljava/lang/Object;
} }
public abstract class space/kscience/kmath/expressions/FirstDerivativeExpression : space/kscience/kmath/expressions/DifferentiableExpression { public abstract class space/kscience/kmath/expressions/FirstDerivativeExpression : space/kscience/kmath/expressions/DifferentiableExpression {
public fun <init> ()V public fun <init> ()V
public final fun derivativeOrNull (Ljava/util/List;)Lspace/kscience/kmath/expressions/Expression; public final fun derivativeOrNull (Ljava/util/List;)Lspace/kscience/kmath/expressions/Expression;
public abstract fun derivativeOrNull (Lspace/kscience/kmath/expressions/Symbol;)Lspace/kscience/kmath/expressions/Expression; public abstract fun derivativeOrNull (Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/expressions/Expression;
} }
public abstract class space/kscience/kmath/expressions/FunctionalExpressionAlgebra : space/kscience/kmath/expressions/ExpressionAlgebra { public abstract class space/kscience/kmath/expressions/FunctionalExpressionAlgebra : space/kscience/kmath/expressions/ExpressionAlgebra {
@ -77,8 +76,8 @@ public abstract class space/kscience/kmath/expressions/FunctionalExpressionAlgeb
public fun binaryOperationFunction (Ljava/lang/String;)Lkotlin/jvm/functions/Function2; public fun binaryOperationFunction (Ljava/lang/String;)Lkotlin/jvm/functions/Function2;
public synthetic fun bindSymbol (Ljava/lang/String;)Ljava/lang/Object; public synthetic fun bindSymbol (Ljava/lang/String;)Ljava/lang/Object;
public fun bindSymbol (Ljava/lang/String;)Lspace/kscience/kmath/expressions/Expression; public fun bindSymbol (Ljava/lang/String;)Lspace/kscience/kmath/expressions/Expression;
public synthetic fun bindSymbolOrNull (Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public synthetic fun bindSymbolOrNull (Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public fun bindSymbolOrNull (Lspace/kscience/kmath/expressions/Symbol;)Lspace/kscience/kmath/expressions/Expression; public fun bindSymbolOrNull (Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/expressions/Expression;
public synthetic fun const (Ljava/lang/Object;)Ljava/lang/Object; public synthetic fun const (Ljava/lang/Object;)Ljava/lang/Object;
public fun const (Ljava/lang/Object;)Lspace/kscience/kmath/expressions/Expression; public fun const (Ljava/lang/Object;)Lspace/kscience/kmath/expressions/Expression;
public final fun getAlgebra ()Lspace/kscience/kmath/operations/Algebra; public final fun getAlgebra ()Lspace/kscience/kmath/operations/Algebra;
@ -203,7 +202,7 @@ public class space/kscience/kmath/expressions/FunctionalExpressionRing : space/k
public final class space/kscience/kmath/expressions/SimpleAutoDiffExpression : space/kscience/kmath/expressions/FirstDerivativeExpression { public final class space/kscience/kmath/expressions/SimpleAutoDiffExpression : space/kscience/kmath/expressions/FirstDerivativeExpression {
public fun <init> (Lspace/kscience/kmath/operations/Field;Lkotlin/jvm/functions/Function1;)V public fun <init> (Lspace/kscience/kmath/operations/Field;Lkotlin/jvm/functions/Function1;)V
public fun derivativeOrNull (Lspace/kscience/kmath/expressions/Symbol;)Lspace/kscience/kmath/expressions/Expression; public fun derivativeOrNull (Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/expressions/Expression;
public final fun getField ()Lspace/kscience/kmath/operations/Field; public final fun getField ()Lspace/kscience/kmath/operations/Field;
public final fun getFunction ()Lkotlin/jvm/functions/Function1; public final fun getFunction ()Lkotlin/jvm/functions/Function1;
public fun invoke (Ljava/util/Map;)Ljava/lang/Object; public fun invoke (Ljava/util/Map;)Ljava/lang/Object;
@ -264,8 +263,8 @@ public class space/kscience/kmath/expressions/SimpleAutoDiffField : space/kscien
public fun binaryOperationFunction (Ljava/lang/String;)Lkotlin/jvm/functions/Function2; public fun binaryOperationFunction (Ljava/lang/String;)Lkotlin/jvm/functions/Function2;
public synthetic fun bindSymbol (Ljava/lang/String;)Ljava/lang/Object; public synthetic fun bindSymbol (Ljava/lang/String;)Ljava/lang/Object;
public fun bindSymbol (Ljava/lang/String;)Lspace/kscience/kmath/expressions/AutoDiffValue; public fun bindSymbol (Ljava/lang/String;)Lspace/kscience/kmath/expressions/AutoDiffValue;
public synthetic fun bindSymbolOrNull (Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public synthetic fun bindSymbolOrNull (Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public fun bindSymbolOrNull (Lspace/kscience/kmath/expressions/Symbol;)Lspace/kscience/kmath/expressions/AutoDiffValue; public fun bindSymbolOrNull (Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/expressions/AutoDiffValue;
public synthetic fun const (Ljava/lang/Object;)Ljava/lang/Object; public synthetic fun const (Ljava/lang/Object;)Ljava/lang/Object;
public fun const (Ljava/lang/Object;)Lspace/kscience/kmath/expressions/AutoDiffValue; public fun const (Ljava/lang/Object;)Lspace/kscience/kmath/expressions/AutoDiffValue;
public final fun const (Lkotlin/jvm/functions/Function1;)Lspace/kscience/kmath/expressions/AutoDiffValue; public final fun const (Lkotlin/jvm/functions/Function1;)Lspace/kscience/kmath/expressions/AutoDiffValue;
@ -332,7 +331,7 @@ public final class space/kscience/kmath/expressions/SimpleAutoDiffKt {
public static final fun cos (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue; public static final fun cos (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue;
public static final fun cosh (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue; public static final fun cosh (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue;
public static final fun exp (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue; public static final fun exp (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue;
public static final fun grad (Lspace/kscience/kmath/expressions/DerivationResult;[Lspace/kscience/kmath/expressions/Symbol;)Lspace/kscience/kmath/structures/Buffer; public static final fun grad (Lspace/kscience/kmath/expressions/DerivationResult;[Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/structures/Buffer;
public static final fun ln (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue; public static final fun ln (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue;
public static final fun pow (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;D)Lspace/kscience/kmath/expressions/AutoDiffValue; public static final fun pow (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;D)Lspace/kscience/kmath/expressions/AutoDiffValue;
public static final fun pow (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;I)Lspace/kscience/kmath/expressions/AutoDiffValue; public static final fun pow (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;I)Lspace/kscience/kmath/expressions/AutoDiffValue;
@ -348,79 +347,13 @@ public final class space/kscience/kmath/expressions/SimpleAutoDiffKt {
public static final fun tanh (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue; public static final fun tanh (Lspace/kscience/kmath/expressions/SimpleAutoDiffField;Lspace/kscience/kmath/expressions/AutoDiffValue;)Lspace/kscience/kmath/expressions/AutoDiffValue;
} }
public final class space/kscience/kmath/expressions/SimpleSymbolIndexer : space/kscience/kmath/expressions/SymbolIndexer {
public static final synthetic fun box-impl (Ljava/util/List;)Lspace/kscience/kmath/expressions/SimpleSymbolIndexer;
public static fun constructor-impl (Ljava/util/List;)Ljava/util/List;
public fun equals (Ljava/lang/Object;)Z
public static fun equals-impl (Ljava/util/List;Ljava/lang/Object;)Z
public static final fun equals-impl0 (Ljava/util/List;Ljava/util/List;)Z
public fun get (Ljava/util/List;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public fun get (Lspace/kscience/kmath/nd/Structure2D;Lspace/kscience/kmath/expressions/Symbol;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public fun get (Lspace/kscience/kmath/structures/Buffer;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public fun get ([DLspace/kscience/kmath/expressions/Symbol;)D
public fun get ([Ljava/lang/Object;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public static fun get-impl (Ljava/util/List;Ljava/util/List;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public static fun get-impl (Ljava/util/List;Lspace/kscience/kmath/nd/Structure2D;Lspace/kscience/kmath/expressions/Symbol;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public static fun get-impl (Ljava/util/List;Lspace/kscience/kmath/structures/Buffer;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public static fun get-impl (Ljava/util/List;[DLspace/kscience/kmath/expressions/Symbol;)D
public static fun get-impl (Ljava/util/List;[Ljava/lang/Object;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public fun getSymbols ()Ljava/util/List;
public fun hashCode ()I
public static fun hashCode-impl (Ljava/util/List;)I
public fun indexOf (Lspace/kscience/kmath/expressions/Symbol;)I
public static fun indexOf-impl (Ljava/util/List;Lspace/kscience/kmath/expressions/Symbol;)I
public fun toDoubleArray (Ljava/util/Map;)[D
public static fun toDoubleArray-impl (Ljava/util/List;Ljava/util/Map;)[D
public fun toList (Ljava/util/Map;)Ljava/util/List;
public static fun toList-impl (Ljava/util/List;Ljava/util/Map;)Ljava/util/List;
public fun toMap ([D)Ljava/util/Map;
public static fun toMap-impl (Ljava/util/List;[D)Ljava/util/Map;
public fun toPoint (Ljava/util/Map;Lkotlin/jvm/functions/Function2;)Lspace/kscience/kmath/structures/Buffer;
public static fun toPoint-impl (Ljava/util/List;Ljava/util/Map;Lkotlin/jvm/functions/Function2;)Lspace/kscience/kmath/structures/Buffer;
public fun toString ()Ljava/lang/String;
public static fun toString-impl (Ljava/util/List;)Ljava/lang/String;
public final synthetic fun unbox-impl ()Ljava/util/List;
}
public final class space/kscience/kmath/expressions/StringSymbol : space/kscience/kmath/expressions/Symbol {
public static final synthetic fun box-impl (Ljava/lang/String;)Lspace/kscience/kmath/expressions/StringSymbol;
public static fun constructor-impl (Ljava/lang/String;)Ljava/lang/String;
public fun equals (Ljava/lang/Object;)Z
public static fun equals-impl (Ljava/lang/String;Ljava/lang/Object;)Z
public static final fun equals-impl0 (Ljava/lang/String;Ljava/lang/String;)Z
public fun getIdentity ()Ljava/lang/String;
public fun hashCode ()I
public static fun hashCode-impl (Ljava/lang/String;)I
public fun toString ()Ljava/lang/String;
public static fun toString-impl (Ljava/lang/String;)Ljava/lang/String;
public final synthetic fun unbox-impl ()Ljava/lang/String;
}
public abstract interface class space/kscience/kmath/expressions/Symbol {
public abstract fun getIdentity ()Ljava/lang/String;
}
public abstract interface class space/kscience/kmath/expressions/SymbolIndexer {
public abstract fun get (Ljava/util/List;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public abstract fun get (Lspace/kscience/kmath/nd/Structure2D;Lspace/kscience/kmath/expressions/Symbol;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public abstract fun get (Lspace/kscience/kmath/structures/Buffer;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public abstract fun get ([DLspace/kscience/kmath/expressions/Symbol;)D
public abstract fun get ([Ljava/lang/Object;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object;
public abstract fun getSymbols ()Ljava/util/List;
public abstract fun indexOf (Lspace/kscience/kmath/expressions/Symbol;)I
public abstract fun toDoubleArray (Ljava/util/Map;)[D
public abstract fun toList (Ljava/util/Map;)Ljava/util/List;
public abstract fun toMap ([D)Ljava/util/Map;
public abstract fun toPoint (Ljava/util/Map;Lkotlin/jvm/functions/Function2;)Lspace/kscience/kmath/structures/Buffer;
}
public final class space/kscience/kmath/expressions/SymbolIndexer$DefaultImpls { public final class space/kscience/kmath/expressions/SymbolIndexer$DefaultImpls {
public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;Ljava/util/List;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;Ljava/util/List;Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;Lspace/kscience/kmath/nd/Structure2D;Lspace/kscience/kmath/expressions/Symbol;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;Lspace/kscience/kmath/nd/Structure2D;Lspace/kscience/kmath/misc/Symbol;Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;Lspace/kscience/kmath/structures/Buffer;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;Lspace/kscience/kmath/structures/Buffer;Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;[DLspace/kscience/kmath/expressions/Symbol;)D public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;[DLspace/kscience/kmath/misc/Symbol;)D
public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;[Ljava/lang/Object;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public static fun get (Lspace/kscience/kmath/expressions/SymbolIndexer;[Ljava/lang/Object;Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public static fun indexOf (Lspace/kscience/kmath/expressions/SymbolIndexer;Lspace/kscience/kmath/expressions/Symbol;)I public static fun indexOf (Lspace/kscience/kmath/expressions/SymbolIndexer;Lspace/kscience/kmath/misc/Symbol;)I
public static fun toDoubleArray (Lspace/kscience/kmath/expressions/SymbolIndexer;Ljava/util/Map;)[D public static fun toDoubleArray (Lspace/kscience/kmath/expressions/SymbolIndexer;Ljava/util/Map;)[D
public static fun toList (Lspace/kscience/kmath/expressions/SymbolIndexer;Ljava/util/Map;)Ljava/util/List; public static fun toList (Lspace/kscience/kmath/expressions/SymbolIndexer;Ljava/util/Map;)Ljava/util/List;
public static fun toMap (Lspace/kscience/kmath/expressions/SymbolIndexer;[D)Ljava/util/Map; public static fun toMap (Lspace/kscience/kmath/expressions/SymbolIndexer;[D)Ljava/util/Map;
@ -428,8 +361,6 @@ public final class space/kscience/kmath/expressions/SymbolIndexer$DefaultImpls {
} }
public final class space/kscience/kmath/expressions/SymbolIndexerKt { public final class space/kscience/kmath/expressions/SymbolIndexerKt {
public static final fun withSymbols (Ljava/util/Collection;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
public static final fun withSymbols ([Lspace/kscience/kmath/expressions/Symbol;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
} }
public final class space/kscience/kmath/linear/BufferedLinearSpace : space/kscience/kmath/linear/LinearSpace { public final class space/kscience/kmath/linear/BufferedLinearSpace : space/kscience/kmath/linear/LinearSpace {
@ -672,9 +603,58 @@ public final class space/kscience/kmath/misc/CumulativeKt {
public static final fun cumulativeSumOfLong (Lkotlin/sequences/Sequence;)Lkotlin/sequences/Sequence; public static final fun cumulativeSumOfLong (Lkotlin/sequences/Sequence;)Lkotlin/sequences/Sequence;
} }
public final class space/kscience/kmath/misc/NDStructureColumn : space/kscience/kmath/structures/Buffer {
public fun <init> (Lspace/kscience/kmath/nd/Structure2D;I)V
public fun get (I)Ljava/lang/Object;
public final fun getColumn ()I
public fun getSize ()I
public final fun getStructure ()Lspace/kscience/kmath/nd/Structure2D;
public fun iterator ()Ljava/util/Iterator;
}
public final class space/kscience/kmath/misc/StringSymbol : space/kscience/kmath/misc/Symbol {
public static final synthetic fun box-impl (Ljava/lang/String;)Lspace/kscience/kmath/misc/StringSymbol;
public static fun constructor-impl (Ljava/lang/String;)Ljava/lang/String;
public fun equals (Ljava/lang/Object;)Z
public static fun equals-impl (Ljava/lang/String;Ljava/lang/Object;)Z
public static final fun equals-impl0 (Ljava/lang/String;Ljava/lang/String;)Z
public fun getIdentity ()Ljava/lang/String;
public fun hashCode ()I
public static fun hashCode-impl (Ljava/lang/String;)I
public fun toString ()Ljava/lang/String;
public static fun toString-impl (Ljava/lang/String;)Ljava/lang/String;
public final synthetic fun unbox-impl ()Ljava/lang/String;
}
public abstract interface class space/kscience/kmath/misc/Symbol {
public static final field Companion Lspace/kscience/kmath/misc/Symbol$Companion;
public abstract fun getIdentity ()Ljava/lang/String;
}
public final class space/kscience/kmath/misc/Symbol$Companion {
public final fun getX-tWtZOCg ()Ljava/lang/String;
public final fun getY-tWtZOCg ()Ljava/lang/String;
public final fun getZ-tWtZOCg ()Ljava/lang/String;
}
public final class space/kscience/kmath/misc/SymbolKt {
public static final fun getSymbol ()Lkotlin/properties/ReadOnlyProperty;
}
public abstract interface annotation class space/kscience/kmath/misc/UnstableKMathAPI : java/lang/annotation/Annotation { public abstract interface annotation class space/kscience/kmath/misc/UnstableKMathAPI : java/lang/annotation/Annotation {
} }
public final class space/kscience/kmath/misc/XYPointSet$DefaultImpls {
public static fun get (Lspace/kscience/kmath/misc/XYPointSet;Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/structures/Buffer;
}
public final class space/kscience/kmath/misc/XYPointSetKt {
}
public final class space/kscience/kmath/misc/XYZPointSet$DefaultImpls {
public static fun get (Lspace/kscience/kmath/misc/XYZPointSet;Lspace/kscience/kmath/misc/Symbol;)Lspace/kscience/kmath/structures/Buffer;
}
public abstract interface class space/kscience/kmath/nd/AlgebraND { public abstract interface class space/kscience/kmath/nd/AlgebraND {
public static final field Companion Lspace/kscience/kmath/nd/AlgebraND$Companion; public static final field Companion Lspace/kscience/kmath/nd/AlgebraND$Companion;
public abstract fun combine (Lspace/kscience/kmath/nd/StructureND;Lspace/kscience/kmath/nd/StructureND;Lkotlin/jvm/functions/Function3;)Lspace/kscience/kmath/nd/StructureND; public abstract fun combine (Lspace/kscience/kmath/nd/StructureND;Lspace/kscience/kmath/nd/StructureND;Lkotlin/jvm/functions/Function3;)Lspace/kscience/kmath/nd/StructureND;
@ -1180,7 +1160,7 @@ public final class space/kscience/kmath/operations/AlgebraExtensionsKt {
} }
public final class space/kscience/kmath/operations/AlgebraKt { public final class space/kscience/kmath/operations/AlgebraKt {
public static final fun bindSymbol (Lspace/kscience/kmath/operations/Algebra;Lspace/kscience/kmath/expressions/Symbol;)Ljava/lang/Object; public static final fun bindSymbol (Lspace/kscience/kmath/operations/Algebra;Lspace/kscience/kmath/misc/Symbol;)Ljava/lang/Object;
public static final fun invoke (Lspace/kscience/kmath/operations/Algebra;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object; public static final fun invoke (Lspace/kscience/kmath/operations/Algebra;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
} }
@ -2119,6 +2099,7 @@ public final class space/kscience/kmath/structures/BufferKt {
public final class space/kscience/kmath/structures/BufferOperationKt { public final class space/kscience/kmath/structures/BufferOperationKt {
public static final fun asIterable (Lspace/kscience/kmath/structures/Buffer;)Ljava/lang/Iterable; public static final fun asIterable (Lspace/kscience/kmath/structures/Buffer;)Ljava/lang/Iterable;
public static final fun asSequence (Lspace/kscience/kmath/structures/Buffer;)Lkotlin/sequences/Sequence; public static final fun asSequence (Lspace/kscience/kmath/structures/Buffer;)Lkotlin/sequences/Sequence;
public static final fun fold (Lspace/kscience/kmath/structures/Buffer;Ljava/lang/Object;Lkotlin/jvm/functions/Function2;)Ljava/lang/Object;
public static final fun toList (Lspace/kscience/kmath/structures/Buffer;)Ljava/util/List; public static final fun toList (Lspace/kscience/kmath/structures/Buffer;)Ljava/util/List;
} }

3
kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/DifferentiableExpression.kt
View File

@ -1,5 +1,8 @@
package space.kscience.kmath.expressions package space.kscience.kmath.expressions
import space.kscience.kmath.misc.StringSymbol
import space.kscience.kmath.misc.Symbol
/** /**
* Represents expression which structure can be differentiated. * Represents expression which structure can be differentiated.
* *

26
kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/Expression.kt
View File

@ -1,26 +1,11 @@
package space.kscience.kmath.expressions package space.kscience.kmath.expressions
import space.kscience.kmath.misc.StringSymbol
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.operations.Algebra import space.kscience.kmath.operations.Algebra
import kotlin.jvm.JvmName import kotlin.jvm.JvmName
import kotlin.properties.ReadOnlyProperty import kotlin.properties.ReadOnlyProperty
/**
* A marker interface for a symbol. A symbol mus have an identity
*/
public interface Symbol {
/**
* Identity object for the symbol. Two symbols with the same identity are considered to be the same symbol.
*/
public val identity: String
}
/**
* A [Symbol] with a [String] identity
*/
public inline class StringSymbol(override val identity: String) : Symbol {
override fun toString(): String = identity
}
/** /**
* An elementary function that could be invoked on a map of arguments. * An elementary function that could be invoked on a map of arguments.
* *
@ -92,13 +77,6 @@ public interface ExpressionAlgebra<in T, E> : Algebra<E> {
public fun <T, E> ExpressionAlgebra<T, E>.bindSymbol(symbol: Symbol): E = public fun <T, E> ExpressionAlgebra<T, E>.bindSymbol(symbol: Symbol): E =
bindSymbolOrNull(symbol) ?: error("Symbol $symbol could not be bound to $this") bindSymbolOrNull(symbol) ?: error("Symbol $symbol could not be bound to $this")
/**
* A delegate to create a symbol with a string identity in this scope
*/
public val symbol: ReadOnlyProperty<Any?, Symbol> = ReadOnlyProperty { _, property ->
StringSymbol(property.name)
}
/** /**
* Bind a symbol by name inside the [ExpressionAlgebra] * Bind a symbol by name inside the [ExpressionAlgebra]
*/ */

1
kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/FunctionalExpressionAlgebra.kt
View File

@ -1,5 +1,6 @@
package space.kscience.kmath.expressions package space.kscience.kmath.expressions
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.operations.* import space.kscience.kmath.operations.*
/** /**

1
kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/SimpleAutoDiff.kt
View File

@ -1,6 +1,7 @@
package space.kscience.kmath.expressions package space.kscience.kmath.expressions
import space.kscience.kmath.linear.Point import space.kscience.kmath.linear.Point
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.misc.UnstableKMathAPI import space.kscience.kmath.misc.UnstableKMathAPI
import space.kscience.kmath.operations.* import space.kscience.kmath.operations.*
import space.kscience.kmath.structures.asBuffer import space.kscience.kmath.structures.asBuffer

6
kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/SymbolIndexer.kt
View File

@ -1,6 +1,8 @@
package space.kscience.kmath.expressions package space.kscience.kmath.expressions
import space.kscience.kmath.linear.Point import space.kscience.kmath.linear.Point
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.misc.UnstableKMathAPI
import space.kscience.kmath.nd.Structure2D import space.kscience.kmath.nd.Structure2D
import space.kscience.kmath.structures.BufferFactory import space.kscience.kmath.structures.BufferFactory
@ -8,6 +10,7 @@ import space.kscience.kmath.structures.BufferFactory
* An environment to easy transform indexed variables to symbols and back. * An environment to easy transform indexed variables to symbols and back.
* TODO requires multi-receivers to be beautiful * TODO requires multi-receivers to be beautiful
*/ */
@UnstableKMathAPI
public interface SymbolIndexer { public interface SymbolIndexer {
public val symbols: List<Symbol> public val symbols: List<Symbol>
public fun indexOf(symbol: Symbol): Int = symbols.indexOf(symbol) public fun indexOf(symbol: Symbol): Int = symbols.indexOf(symbol)
@ -49,13 +52,16 @@ public interface SymbolIndexer {
public fun Map<Symbol, Double>.toDoubleArray(): DoubleArray = DoubleArray(symbols.size) { getValue(symbols[it]) } public fun Map<Symbol, Double>.toDoubleArray(): DoubleArray = DoubleArray(symbols.size) { getValue(symbols[it]) }
} }
@UnstableKMathAPI
public inline class SimpleSymbolIndexer(override val symbols: List<Symbol>) : SymbolIndexer public inline class SimpleSymbolIndexer(override val symbols: List<Symbol>) : SymbolIndexer
/** /**
* Execute the block with symbol indexer based on given symbol order * Execute the block with symbol indexer based on given symbol order
*/ */
@UnstableKMathAPI
public inline fun <R> withSymbols(vararg symbols: Symbol, block: SymbolIndexer.() -> R): R = public inline fun <R> withSymbols(vararg symbols: Symbol, block: SymbolIndexer.() -> R): R =
with(SimpleSymbolIndexer(symbols.toList()), block) with(SimpleSymbolIndexer(symbols.toList()), block)
@UnstableKMathAPI
public inline fun <R> withSymbols(symbols: Collection<Symbol>, block: SymbolIndexer.() -> R): R = public inline fun <R> withSymbols(symbols: Collection<Symbol>, block: SymbolIndexer.() -> R): R =
with(SimpleSymbolIndexer(symbols.toList()), block) with(SimpleSymbolIndexer(symbols.toList()), block)

15
kmath-core/src/commonMain/kotlin/space/kscience/kmath/misc/ColumnarData.kt Normal file
View File

@ -0,0 +1,15 @@
package space.kscience.kmath.misc
import space.kscience.kmath.structures.Buffer
/**
* A column-based data set with all columns of the same size (not necessary fixed in time).
* The column could be retrieved by a [get] operation.
*/
@UnstableKMathAPI
public interface ColumnarData<out T> {
public val size: Int
public operator fun get(symbol: Symbol): Buffer<T>
}

34
kmath-core/src/commonMain/kotlin/space/kscience/kmath/misc/Symbol.kt Normal file
View File

@ -0,0 +1,34 @@
package space.kscience.kmath.misc
import kotlin.properties.ReadOnlyProperty
/**
* A marker interface for a symbol. A symbol mus have an identity
*/
public interface Symbol {
/**
* Identity object for the symbol. Two symbols with the same identity are considered to be the same symbol.
*/
public val identity: String
public companion object{
public val x: StringSymbol = StringSymbol("x")
public val y: StringSymbol = StringSymbol("y")
public val z: StringSymbol = StringSymbol("z")
}
}
/**
* A [Symbol] with a [String] identity
*/
public inline class StringSymbol(override val identity: String) : Symbol {
override fun toString(): String = identity
}
/**
* A delegate to create a symbol with a string identity in this scope
*/
public val symbol: ReadOnlyProperty<Any?, Symbol> = ReadOnlyProperty { _, property ->
StringSymbol(property.name)
}

39
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/interpolation/XYPointSet.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/misc/XYPointSet.kt
View File

@ -1,22 +1,32 @@
package space.kscience.kmath.interpolation package space.kscience.kmath.misc
import space.kscience.kmath.nd.Structure2D import space.kscience.kmath.nd.Structure2D
import space.kscience.kmath.structures.Buffer import space.kscience.kmath.structures.Buffer
public interface XYPointSet<X, Y> { @UnstableKMathAPI
public val size: Int public interface XYPointSet<T, X : T, Y : T> : ColumnarData<T> {
public val x: Buffer<X> public val x: Buffer<X>
public val y: Buffer<Y> public val y: Buffer<Y>
override fun get(symbol: Symbol): Buffer<T> = when (symbol) {
Symbol.x -> x
Symbol.y -> y
else -> error("A column for symbol $symbol not found")
}
} }
public interface XYZPointSet<X, Y, Z> : XYPointSet<X, Y> { @UnstableKMathAPI
public interface XYZPointSet<T, X : T, Y : T, Z : T> : XYPointSet<T, X, Y> {
public val z: Buffer<Z> public val z: Buffer<Z>
override fun get(symbol: Symbol): Buffer<T> = when (symbol) {
Symbol.x -> x
Symbol.y -> y
Symbol.z -> z
else -> error("A column for symbol $symbol not found")
}
} }
internal fun <T : Comparable<T>> insureSorted(points: XYPointSet<T, *>) {
for (i in 0 until points.size - 1)
require(points.x[i + 1] > points.x[i]) { "Input data is not sorted at index $i" }
}
public class NDStructureColumn<T>(public val structure: Structure2D<T>, public val column: Int) : Buffer<T> { public class NDStructureColumn<T>(public val structure: Structure2D<T>, public val column: Int) : Buffer<T> {
public override val size: Int public override val size: Int
@ -30,22 +40,23 @@ public class NDStructureColumn<T>(public val structure: Structure2D<T>, public v
public override operator fun iterator(): Iterator<T> = sequence { repeat(size) { yield(get(it)) } }.iterator() public override operator fun iterator(): Iterator<T> = sequence { repeat(size) { yield(get(it)) } }.iterator()
} }
public class BufferXYPointSet<X, Y>( @UnstableKMathAPI
public class BufferXYPointSet<T, X : T, Y : T>(
public override val x: Buffer<X>, public override val x: Buffer<X>,
public override val y: Buffer<Y>, public override val y: Buffer<Y>,
) : XYPointSet<X, Y> { ) : XYPointSet<T, X, Y> {
public override val size: Int public override val size: Int get() = x.size
get() = x.size
init { init {
require(x.size == y.size) { "Sizes of x and y buffers should be the same" } require(x.size == y.size) { "Sizes of x and y buffers should be the same" }
} }
} }
public fun <T> Structure2D<T>.asXYPointSet(): XYPointSet<T, T> { @UnstableKMathAPI
public fun <T> Structure2D<T>.asXYPointSet(): XYPointSet<T, T, T> {
require(shape[1] == 2) { "Structure second dimension should be of size 2" } require(shape[1] == 2) { "Structure second dimension should be of size 2" }
return object : XYPointSet<T, T> { return object : XYPointSet<T, T, T> {
override val size: Int get() = this@asXYPointSet.shape[0] override val size: Int get() = this@asXYPointSet.shape[0]
override val x: Buffer<T> get() = NDStructureColumn(this@asXYPointSet, 0) override val x: Buffer<T> get() = NDStructureColumn(this@asXYPointSet, 0)
override val y: Buffer<T> get() = NDStructureColumn(this@asXYPointSet, 1) override val y: Buffer<T> get() = NDStructureColumn(this@asXYPointSet, 1)

2
kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/Algebra.kt
View File

@ -1,6 +1,6 @@
package space.kscience.kmath.operations package space.kscience.kmath.operations
import space.kscience.kmath.expressions.Symbol import space.kscience.kmath.misc.Symbol
/** /**
* Stub for DSL the [Algebra] is. * Stub for DSL the [Algebra] is.

9
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/bufferOperation.kt
View File

@ -70,6 +70,15 @@ public inline fun <T : Any, reified R : Any> Buffer<T>.mapIndexed(
crossinline block: (index: Int, value: T) -> R, crossinline block: (index: Int, value: T) -> R,
): Buffer<R> = bufferFactory(size) { block(it, get(it)) } ): Buffer<R> = bufferFactory(size) { block(it, get(it)) }
/**
* Fold given buffer according to [operation]
*/
public inline fun <T : Any, R> Buffer<T>.fold(initial: R, operation: (acc: R, T) -> R): R {
var accumulator = initial
for (index in this.indices) accumulator = operation(accumulator, get(index))
return accumulator
}
/** /**
* Zip two buffers using given [transform]. * Zip two buffers using given [transform].
*/ */

1
kmath-core/src/commonTest/kotlin/space/kscience/kmath/expressions/ExpressionFieldTest.kt
View File

@ -1,5 +1,6 @@
package space.kscience.kmath.expressions package space.kscience.kmath.expressions
import space.kscience.kmath.misc.symbol
import space.kscience.kmath.operations.DoubleField import space.kscience.kmath.operations.DoubleField
import space.kscience.kmath.operations.invoke import space.kscience.kmath.operations.invoke
import kotlin.test.Test import kotlin.test.Test

2
kmath-core/src/commonTest/kotlin/space/kscience/kmath/expressions/SimpleAutoDiffTest.kt
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@ -1,5 +1,7 @@
package space.kscience.kmath.expressions package space.kscience.kmath.expressions
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.misc.symbol
import space.kscience.kmath.operations.DoubleField import space.kscience.kmath.operations.DoubleField
import space.kscience.kmath.structures.Buffer import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.asBuffer import space.kscience.kmath.structures.asBuffer

12
kmath-for-real/src/commonMain/kotlin/space/kscience/kmath/real/RealVector.kt
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@ -6,17 +6,13 @@ import space.kscience.kmath.operations.Norm
import space.kscience.kmath.structures.Buffer import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.MutableBuffer.Companion.double import space.kscience.kmath.structures.MutableBuffer.Companion.double
import space.kscience.kmath.structures.asBuffer import space.kscience.kmath.structures.asBuffer
import space.kscience.kmath.structures.asIterable import space.kscience.kmath.structures.fold
import space.kscience.kmath.structures.indices import space.kscience.kmath.structures.indices
import kotlin.math.pow import kotlin.math.pow
import kotlin.math.sqrt import kotlin.math.sqrt
public typealias DoubleVector = Point<Double> public typealias DoubleVector = Point<Double>
public object VectorL2Norm : Norm<Point<out Number>, Double> {
override fun norm(arg: Point<out Number>): Double = sqrt(arg.asIterable().sumByDouble(Number::toDouble))
}
@Suppress("FunctionName") @Suppress("FunctionName")
public fun DoubleVector(vararg doubles: Double): DoubleVector = doubles.asBuffer() public fun DoubleVector(vararg doubles: Double): DoubleVector = doubles.asBuffer()
@ -103,3 +99,9 @@ public fun DoubleVector.sum(): Double {
} }
return res return res
} }
public object VectorL2Norm : Norm<DoubleVector, Double> {
override fun norm(arg: DoubleVector): Double = sqrt(arg.fold(0.0) { acc: Double, d: Double -> acc + d.pow(2) })
}
public val DoubleVector.norm: Double get() = VectorL2Norm.norm(this)

12
kmath-for-real/src/commonMain/kotlin/space/kscience/kmath/real/grids.kt
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@ -11,7 +11,6 @@ public val ClosedFloatingPointRange<Double>.length: Double get() = endInclusive
* Create a Buffer-based grid with equally distributed [numberOfPoints] points. The range could be increasing or decreasing. * Create a Buffer-based grid with equally distributed [numberOfPoints] points. The range could be increasing or decreasing.
* If range has a zero size, then the buffer consisting of [numberOfPoints] equal values is returned. * If range has a zero size, then the buffer consisting of [numberOfPoints] equal values is returned.
*/ */
@UnstableKMathAPI
public fun Buffer.Companion.fromRange(range: ClosedFloatingPointRange<Double>, numberOfPoints: Int): DoubleBuffer { public fun Buffer.Companion.fromRange(range: ClosedFloatingPointRange<Double>, numberOfPoints: Int): DoubleBuffer {
require(numberOfPoints >= 2) { "Number of points in grid must be more than 1" } require(numberOfPoints >= 2) { "Number of points in grid must be more than 1" }
val normalizedRange = when { val normalizedRange = when {
@ -20,23 +19,22 @@ public fun Buffer.Companion.fromRange(range: ClosedFloatingPointRange<Double>, n
else -> return DoubleBuffer(numberOfPoints) { range.start } else -> return DoubleBuffer(numberOfPoints) { range.start }
} }
val step = normalizedRange.length / (numberOfPoints - 1) val step = normalizedRange.length / (numberOfPoints - 1)
return DoubleBuffer(numberOfPoints) { normalizedRange.start + step * it / (numberOfPoints - 1) } return DoubleBuffer(numberOfPoints) { normalizedRange.start + step * it }
} }
/** /**
* Create a Buffer-based grid with equally distributed points with a fixed [step]. The range could be increasing or decreasing. * Create a Buffer-based grid with equally distributed points with a fixed [step]. The range could be increasing or decreasing.
* If the step is larger than the range size, single point is returned. * If the step is larger than the range size, single point is returned.
*/ */
@UnstableKMathAPI public fun Buffer.Companion.withFixedStep(range: ClosedFloatingPointRange<Double>, step: Double): DoubleBuffer {
public fun Buffer.Companion.fromRange(range: ClosedFloatingPointRange<Double>, step: Double): DoubleBuffer {
require(step > 0) { "The grid step must be positive" } require(step > 0) { "The grid step must be positive" }
val normalizedRange = when { val normalizedRange = when {
range.endInclusive > range.start -> range range.endInclusive > range.start -> range
range.endInclusive < range.start -> range.endInclusive..range.start range.endInclusive < range.start -> range.endInclusive..range.start
else -> return DoubleBuffer(range.start) else -> return DoubleBuffer(range.start)
} }
val numberOfPoints = floor(normalizedRange.length / step).toInt() val numberOfPoints = floor(normalizedRange.length / step).toInt() + 1
return DoubleBuffer(numberOfPoints) { normalizedRange.start + step * it / (numberOfPoints - 1) } return DoubleBuffer(numberOfPoints) { normalizedRange.start + step * it }
} }
/** /**
@ -48,4 +46,4 @@ public fun Buffer.Companion.fromRange(range: ClosedFloatingPointRange<Double>, s
* If step is negative, the same goes from upper boundary downwards * If step is negative, the same goes from upper boundary downwards
*/ */
@UnstableKMathAPI @UnstableKMathAPI
public infix fun ClosedFloatingPointRange<Double>.step(step: Double): DoubleBuffer = Buffer.fromRange(this, step) public infix fun ClosedFloatingPointRange<Double>.step(step: Double): DoubleBuffer = Buffer.withFixedStep(this, step)

5
kmath-for-real/src/commonTest/kotlin/kaceince/kmath/real/GridTest.kt
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@ -1,13 +1,18 @@
package kaceince.kmath.real package kaceince.kmath.real
import space.kscience.kmath.real.DoubleVector
import space.kscience.kmath.real.minus
import space.kscience.kmath.real.norm
import space.kscience.kmath.real.step import space.kscience.kmath.real.step
import kotlin.test.Test import kotlin.test.Test
import kotlin.test.assertEquals import kotlin.test.assertEquals
import kotlin.test.assertTrue
class GridTest { class GridTest {
@Test @Test
fun testStepGrid() { fun testStepGrid() {
val grid = 0.0..1.0 step 0.2 val grid = 0.0..1.0 step 0.2
assertEquals(6, grid.size) assertEquals(6, grid.size)
assertTrue { (grid - DoubleVector(0.0, 0.2, 0.4, 0.6, 0.8, 1.0)).norm < 1e-4 }
} }
} }

15
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/interpolation/Interpolator.kt
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@ -1,27 +1,32 @@
@file:OptIn(UnstableKMathAPI::class)
package space.kscience.kmath.interpolation package space.kscience.kmath.interpolation
import space.kscience.kmath.functions.PiecewisePolynomial import space.kscience.kmath.functions.PiecewisePolynomial
import space.kscience.kmath.functions.value import space.kscience.kmath.functions.value
import space.kscience.kmath.misc.BufferXYPointSet
import space.kscience.kmath.misc.UnstableKMathAPI
import space.kscience.kmath.misc.XYPointSet
import space.kscience.kmath.operations.Ring import space.kscience.kmath.operations.Ring
import space.kscience.kmath.structures.Buffer import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.asBuffer import space.kscience.kmath.structures.asBuffer
public fun interface Interpolator<X, Y> { public fun interface Interpolator<T, X : T, Y : T> {
public fun interpolate(points: XYPointSet<X, Y>): (X) -> Y public fun interpolate(points: XYPointSet<T, X, Y>): (X) -> Y
} }
public interface PolynomialInterpolator<T : Comparable<T>> : Interpolator<T, T> { public interface PolynomialInterpolator<T : Comparable<T>> : Interpolator<T, T, T> {
public val algebra: Ring<T> public val algebra: Ring<T>
public fun getDefaultValue(): T = error("Out of bounds") public fun getDefaultValue(): T = error("Out of bounds")
public fun interpolatePolynomials(points: XYPointSet<T, T>): PiecewisePolynomial<T> public fun interpolatePolynomials(points: XYPointSet<T, T, T>): PiecewisePolynomial<T>
override fun interpolate(points: XYPointSet<T, T>): (T) -> T = { x -> override fun interpolate(points: XYPointSet<T, T, T>): (T) -> T = { x ->
interpolatePolynomials(points).value(algebra, x) ?: getDefaultValue() interpolatePolynomials(points).value(algebra, x) ?: getDefaultValue()
} }
} }
public fun <T : Comparable<T>> PolynomialInterpolator<T>.interpolatePolynomials( public fun <T : Comparable<T>> PolynomialInterpolator<T>.interpolatePolynomials(
x: Buffer<T>, x: Buffer<T>,
y: Buffer<T>, y: Buffer<T>,

11
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/interpolation/LinearInterpolator.kt
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@ -3,14 +3,23 @@ package space.kscience.kmath.interpolation
import space.kscience.kmath.functions.OrderedPiecewisePolynomial import space.kscience.kmath.functions.OrderedPiecewisePolynomial
import space.kscience.kmath.functions.PiecewisePolynomial import space.kscience.kmath.functions.PiecewisePolynomial
import space.kscience.kmath.functions.Polynomial import space.kscience.kmath.functions.Polynomial
import space.kscience.kmath.misc.UnstableKMathAPI
import space.kscience.kmath.misc.XYPointSet
import space.kscience.kmath.operations.Field import space.kscience.kmath.operations.Field
import space.kscience.kmath.operations.invoke import space.kscience.kmath.operations.invoke
@OptIn(UnstableKMathAPI::class)
internal fun <T : Comparable<T>> insureSorted(points: XYPointSet<*, T, *>) {
for (i in 0 until points.size - 1)
require(points.x[i + 1] > points.x[i]) { "Input data is not sorted at index $i" }
}
/** /**
* Reference JVM implementation: https://github.com/apache/commons-math/blob/master/src/main/java/org/apache/commons/math4/analysis/interpolation/LinearInterpolator.java * Reference JVM implementation: https://github.com/apache/commons-math/blob/master/src/main/java/org/apache/commons/math4/analysis/interpolation/LinearInterpolator.java
*/ */
public class LinearInterpolator<T : Comparable<T>>(public override val algebra: Field<T>) : PolynomialInterpolator<T> { public class LinearInterpolator<T : Comparable<T>>(public override val algebra: Field<T>) : PolynomialInterpolator<T> {
public override fun interpolatePolynomials(points: XYPointSet<T, T>): PiecewisePolynomial<T> = algebra { @OptIn(UnstableKMathAPI::class)
public override fun interpolatePolynomials(points: XYPointSet<T, T, T>): PiecewisePolynomial<T> = algebra {
require(points.size > 0) { "Point array should not be empty" } require(points.size > 0) { "Point array should not be empty" }
insureSorted(points) insureSorted(points)

5
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/interpolation/SplineInterpolator.kt
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@ -3,6 +3,8 @@ package space.kscience.kmath.interpolation
import space.kscience.kmath.functions.OrderedPiecewisePolynomial import space.kscience.kmath.functions.OrderedPiecewisePolynomial
import space.kscience.kmath.functions.PiecewisePolynomial import space.kscience.kmath.functions.PiecewisePolynomial
import space.kscience.kmath.functions.Polynomial import space.kscience.kmath.functions.Polynomial
import space.kscience.kmath.misc.UnstableKMathAPI
import space.kscience.kmath.misc.XYPointSet
import space.kscience.kmath.operations.Field import space.kscience.kmath.operations.Field
import space.kscience.kmath.operations.invoke import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.MutableBufferFactory import space.kscience.kmath.structures.MutableBufferFactory
@ -17,7 +19,8 @@ public class SplineInterpolator<T : Comparable<T>>(
) : PolynomialInterpolator<T> { ) : PolynomialInterpolator<T> {
//TODO possibly optimize zeroed buffers //TODO possibly optimize zeroed buffers
public override fun interpolatePolynomials(points: XYPointSet<T, T>): PiecewisePolynomial<T> = algebra { @OptIn(UnstableKMathAPI::class)
public override fun interpolatePolynomials(points: XYPointSet<T, T, T>): PiecewisePolynomial<T> = algebra {
require(points.size >= 3) { "Can't use spline interpolator with less than 3 points" } require(points.size >= 3) { "Can't use spline interpolator with less than 3 points" }
insureSorted(points) insureSorted(points)
// Number of intervals. The number of data points is n + 1. // Number of intervals. The number of data points is n + 1.

2
kmath-kotlingrad/src/main/kotlin/space/kscience/kmath/kotlingrad/DifferentiableMstExpression.kt
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@ -5,7 +5,7 @@ import space.kscience.kmath.ast.MST
import space.kscience.kmath.ast.MstAlgebra import space.kscience.kmath.ast.MstAlgebra
import space.kscience.kmath.ast.MstExpression import space.kscience.kmath.ast.MstExpression
import space.kscience.kmath.expressions.DifferentiableExpression import space.kscience.kmath.expressions.DifferentiableExpression
import space.kscience.kmath.expressions.Symbol import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.operations.NumericAlgebra import space.kscience.kmath.operations.NumericAlgebra
/** /**

4
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/optimization/DataFit.kt
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@ -1,8 +1,8 @@
package space.kscience.kmath.optimization package space.kscience.kmath.optimization
import space.kscience.kmath.expressions.DifferentiableExpression import space.kscience.kmath.expressions.DifferentiableExpression
import space.kscience.kmath.expressions.StringSymbol import space.kscience.kmath.misc.StringSymbol
import space.kscience.kmath.expressions.Symbol import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.structures.Buffer import space.kscience.kmath.structures.Buffer
public interface DataFit<T : Any> : Optimization<T> { public interface DataFit<T : Any> : Optimization<T> {

7
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/optimization/FunctionOptimization.kt
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@ -1,6 +1,11 @@
package space.kscience.kmath.optimization package space.kscience.kmath.optimization
import space.kscience.kmath.expressions.* import space.kscience.kmath.expressions.AutoDiffProcessor
import space.kscience.kmath.expressions.DifferentiableExpression
import space.kscience.kmath.expressions.Expression
import space.kscience.kmath.expressions.ExpressionAlgebra
import space.kscience.kmath.misc.StringSymbol
import space.kscience.kmath.misc.Symbol
import space.kscience.kmath.operations.ExtendedField import space.kscience.kmath.operations.ExtendedField
import space.kscience.kmath.structures.Buffer import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.indices import space.kscience.kmath.structures.indices

2
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/optimization/Optimization.kt
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@ -1,6 +1,6 @@
package space.kscience.kmath.optimization package space.kscience.kmath.optimization
import space.kscience.kmath.expressions.Symbol import space.kscience.kmath.misc.Symbol
public interface OptimizationFeature public interface OptimizationFeature