benchmarks/build.gradle.kts

@@ -50,8 +50,6 @@ kotlin {
 
         val jvmMain by getting {
             dependencies {
-                implementation("org.openjdk.jmh:jmh-core:1.36")
-                implementation("org.openjdk.jmh:jmh-generator-annprocess:1.36")
                 implementation(project(":kmath-commons"))
                 implementation(project(":kmath-ejml"))
                 implementation(project(":kmath-nd4j"))
@@ -144,6 +142,11 @@ benchmark {
         commonConfiguration()
         include("ViktorLogBenchmark")
     }
+
+    configurations.register("integration") {
+        commonConfiguration()
+        include("IntegrationBenchmark")
+    }
 }
 
 kotlin.sourceSets.all {

benchmarks/src/jvmMain/kotlin/space/kscience/kmath/benchmarks/IntegrationBenchmark.kt

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2018-2023 KMath contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package space.kscience.kmath.benchmarks
+
+import org.openjdk.jmh.annotations.Benchmark
+import org.openjdk.jmh.annotations.Scope
+import org.openjdk.jmh.annotations.State
+import org.openjdk.jmh.infra.Blackhole
+import space.kscience.kmath.complex.Complex
+import space.kscience.kmath.complex.algebra
+import space.kscience.kmath.integration.gaussIntegrator
+import space.kscience.kmath.integration.integrate
+import space.kscience.kmath.integration.value
+import space.kscience.kmath.operations.algebra
+
+
+@State(Scope.Benchmark)
+internal class IntegrationBenchmark {
+
+    @Benchmark
+    fun doubleIntegration(blackhole: Blackhole) {
+        val res = Double.algebra.gaussIntegrator.integrate(0.0..1.0, intervals = 1000) { x: Double ->
+            //sin(1 / x)
+            1/x
+        }.value
+        blackhole.consume(res)
+    }
+
+    @Benchmark
+    fun complexIntegration(blackhole: Blackhole) = with(Complex.algebra) {
+        val res = gaussIntegrator.integrate(0.0..1.0, intervals = 1000) { x: Double ->
+//            sin(1 / x) + i * cos(1 / x)
+            1/x - i/x
+        }.value
+        blackhole.consume(res)
+    }
+}

build.gradle.kts

@@ -15,7 +15,7 @@ allprojects {
     }
 
     group = "space.kscience"
-    version = "0.3.1-dev-9"
+    version = "0.3.1-dev-10"
 }
 
 subprojects {

buildSrc/build.gradle.kts

@@ -19,7 +19,7 @@ val benchmarksVersion = spclibs.versions.kotlinx.benchmark.get()
 dependencies {
     api("space.kscience:gradle-tools:$toolsVersion")
     //plugins form benchmarks
-    api("org.jetbrains.kotlinx:kotlinx-benchmark-plugin:$benchmarksVersion")
+    api("org.jetbrains.kotlinx:kotlinx-benchmark-plugin:0.4.7")
     //api("org.jetbrains.kotlin:kotlin-allopen:$kotlinVersion")
     //to be used inside build-script only
     //implementation(spclibs.kotlinx.serialization.json)

examples/src/main/kotlin/space/kscience/kmath/functions/integrate.kt

@@ -5,6 +5,11 @@
 
 package space.kscience.kmath.functions
 
+import space.kscience.kmath.complex.Complex
+import space.kscience.kmath.complex.ComplexField
+import space.kscience.kmath.complex.ComplexField.div
+import space.kscience.kmath.complex.ComplexField.minus
+import space.kscience.kmath.complex.algebra
 import space.kscience.kmath.integration.gaussIntegrator
 import space.kscience.kmath.integration.integrate
 import space.kscience.kmath.integration.value
@@ -20,4 +25,12 @@ fun main() {
 
     //the value is nullable because in some cases the integration could not succeed
     println(result.value)
+
+
+    repeat(100000) {
+        Complex.algebra.gaussIntegrator.integrate(0.0..1.0, intervals = 1000) { x: Double ->
+//            sin(1 / x) + i * cos(1 / x)
+            1 / x - ComplexField.i / x
+        }.value
+    }
 }

examples/src/main/kotlin/space/kscience/kmath/functions/matrixIntegration.kt

@@ -12,23 +12,21 @@ import space.kscience.kmath.nd.StructureND
 import space.kscience.kmath.nd.structureND
 import space.kscience.kmath.nd.withNdAlgebra
 import space.kscience.kmath.operations.algebra
-import space.kscience.kmath.operations.invoke
+import kotlin.math.pow
 
-fun main(): Unit = Double.algebra {
-    withNdAlgebra(2, 2) {
+fun main(): Unit = Double.algebra.withNdAlgebra(2, 2) {
 
-        //Produce a diagonal StructureND
-        fun diagonal(v: Double) = structureND { (i, j) ->
-            if (i == j) v else 0.0
-        }
-
-        //Define a function in a nd space
-        val function: (Double) -> StructureND<Double> = { x: Double -> 3 * x.pow(2) + 2 * diagonal(x) + 1 }
-
-        //get the result of the integration
-        val result = gaussIntegrator.integrate(0.0..10.0, function = function)
-
-        //the value is nullable because in some cases the integration could not succeed
-        println(result.value)
+    //Produce a diagonal StructureND
+    fun diagonal(v: Double) = structureND { (i, j) ->
+        if (i == j) v else 0.0
     }
+
+    //Define a function in a nd space
+    val function: (Double) -> StructureND<Double> = { x: Double -> 3 * x.pow(2) + 2 * diagonal(x) + 1 }
+
+    //get the result of the integration
+    val result = gaussIntegrator.integrate(0.0..10.0, function = function)
+
+    //the value is nullable because in some cases the integration could not succeed
+    println(result.value)
 }

examples/src/main/kotlin/space/kscience/kmath/linear/dotPerformance.kt

@@ -7,8 +7,10 @@ package space.kscience.kmath.linear
 
 import space.kscience.kmath.operations.algebra
 import kotlin.random.Random
-import kotlin.system.measureTimeMillis
+import kotlin.time.ExperimentalTime
+import kotlin.time.measureTime
 
+@OptIn(ExperimentalTime::class)
 fun main() {
     val random = Random(12224)
     val dim = 1000
@@ -21,7 +23,7 @@ fun main() {
         if (i <= j) random.nextDouble() else 0.0
     }
 
-    val time = measureTimeMillis {
+    val time = measureTime {
         with(Double.algebra.linearSpace) {
             repeat(10) {
                 matrix1 dot matrix2

examples/src/main/kotlin/space/kscience/kmath/series/analyzeDif.kt

@@ -37,7 +37,7 @@ fun main() = with(Double.algebra.bufferAlgebra.seriesAlgebra()) {
     val s3: Buffer<Double> = s1.zip(s2) { l, r -> l + r } //s1 + s2
     val s4 = DoubleBufferOps.ln(s3)
 
-    val kmTest: KMComparisonResult<Double> = ksComparisonStatistic(s1, s2)
+    @Suppress("UNUSED_VARIABLE") val kmTest: KMComparisonResult<Double> = ksComparisonStatistic(s1, s2)
 
     Plotly.page {
         h1 { +"This is my plot" }

gradle.properties

@@ -9,7 +9,7 @@ kotlin.native.ignoreDisabledTargets=true
 org.gradle.configureondemand=true
 org.gradle.jvmargs=-Xmx4096m
 
-toolsVersion=0.13.4-kotlin-1.8.0
+toolsVersion=0.14.0-kotlin-1.8.10
 
 
 org.gradle.parallel=true

kmath-ast/build.gradle.kts

@@ -3,65 +3,58 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
+
+    dependencies {
+        api(projects.kmathCore)
+        api("com.github.h0tk3y.betterParse:better-parse:0.4.4")
+    }
+
+    testDependencies {
+        implementation(projects.kmathComplex)
+    }
+
+    dependencies(jsMain) {
+        implementation(npm("astring", "1.7.5"))
+        implementation(npm("binaryen", "101.0.0"))
+        implementation(npm("js-base64", "3.6.1"))
+    }
+
+    dependencies(jvmMain){
+        implementation("org.ow2.asm:asm-commons:9.2")
+    }
+
 }
 
-kotlin.js {
-    nodejs {
-        testTask {
-            useMocha().timeout = "0"
+kotlin {
+    js {
+        nodejs {
+            testTask {
+                useMocha().timeout = "0"
+            }
+        }
+
+        browser {
+            testTask {
+                useMocha().timeout = "0"
+            }
         }
     }
 
-    browser {
-        testTask {
-            useMocha().timeout = "0"
-        }
+    sourceSets {
+        filter { it.name.contains("test", true) }
+            .map(org.jetbrains.kotlin.gradle.plugin.KotlinSourceSet::languageSettings)
+            .forEach { it.optIn("space.kscience.kmath.misc.UnstableKMathAPI") }
     }
 }
 
-kotlin.sourceSets {
-    filter { it.name.contains("test", true) }
-        .map(org.jetbrains.kotlin.gradle.plugin.KotlinSourceSet::languageSettings)
-        .forEach { it.optIn("space.kscience.kmath.misc.UnstableKMathAPI") }
-
-    commonMain {
-        dependencies {
-            api("com.github.h0tk3y.betterParse:better-parse:0.4.4")
-            api(project(":kmath-core"))
-        }
-    }
-
-    commonTest {
-        dependencies {
-            implementation(project(":kmath-complex"))
-        }
-    }
-
-    jsMain {
-        dependencies {
-            implementation(npm("astring", "1.7.5"))
-            implementation(npm("binaryen", "101.0.0"))
-            implementation(npm("js-base64", "3.6.1"))
-        }
-    }
-
-    jvmMain {
-        dependencies {
-            implementation("org.ow2.asm:asm-commons:9.2")
-        }
-    }
-}
-
-//Workaround for https://github.com/Kotlin/dokka/issues/1455
-tasks.dokkaHtml {
-    dependsOn(tasks.build)
-}
-
-if (System.getProperty("space.kscience.kmath.ast.dump.generated.classes") == "1")
-    tasks.jvmTest {
+if (System.getProperty("space.kscience.kmath.ast.dump.generated.classes") == "1") {
+    tasks.withType<org.jetbrains.kotlin.gradle.targets.jvm.tasks.KotlinJvmTest> {
         jvmArgs("-Dspace.kscience.kmath.ast.dump.generated.classes=1")
     }
+}
 
 readme {
     maturity = space.kscience.gradle.Maturity.EXPERIMENTAL

kmath-commons/src/main/kotlin/space/kscience/kmath/commons/expressions/CmDsExpression.kt

@@ -3,6 +3,8 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
+@file:Suppress("DEPRECATION")
+
 package space.kscience.kmath.commons.expressions
 
 import org.apache.commons.math3.analysis.differentiation.DerivativeStructure

kmath-complex/build.gradle.kts

@@ -3,14 +3,12 @@ plugins {
 }
 
 kscience {
+    jvm()
+    js()
     native()
-}
 
-kotlin.sourceSets {
-    commonMain {
-        dependencies {
-            api(project(":kmath-core"))
-        }
+    dependencies {
+        api(projects.kmathCore)
     }
 }
 

kmath-complex/src/commonMain/kotlin/space/kscience/kmath/complex/Complex.kt

@@ -80,6 +80,8 @@ public object ComplexField :
     override fun add(left: Complex, right: Complex): Complex = Complex(left.re + right.re, left.im + right.im)
 //    override fun multiply(a: Complex, k: Number): Complex = Complex(a.re * k.toDouble(), a.im * k.toDouble())
 
+//    override fun Complex.minus(arg: Complex): Complex = Complex(re - arg.re, im - arg.im)
+
     override fun multiply(left: Complex, right: Complex): Complex =
         Complex(left.re * right.re - left.im * right.im, left.re * right.im + left.im * right.re)
 

kmath-core/build.gradle.kts

@@ -3,10 +3,12 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
 
     dependencies {
-        api(project(":kmath-memory"))
+        api(projects.kmathMemory)
     }
 }
 

kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/NamedMatrix.kt

@@ -8,6 +8,7 @@
 package space.kscience.kmath.expressions
 
 import space.kscience.kmath.linear.Matrix
+import space.kscience.kmath.misc.PerformancePitfall
 import space.kscience.kmath.misc.UnstableKMathAPI
 import space.kscience.kmath.structures.getOrNull
 
@@ -16,6 +17,7 @@ public class NamedMatrix<T>(public val values: Matrix<T>, public val indexer: Sy
 
     public companion object {
 
+        @OptIn(PerformancePitfall::class)
         public fun toStringWithSymbols(values: Matrix<*>, indexer: SymbolIndexer): String = buildString {
             appendLine(indexer.symbols.joinToString(separator = "\t", prefix = "\t\t"))
             indexer.symbols.forEach { i ->

kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/algebraExtensions.kt

@@ -92,6 +92,17 @@ public fun <T : Comparable<T>> Group<T>.abs(value: T): T = if (value > zero) val
  */
 public fun <T> Iterable<T>.sumWith(group: Group<T>): T = group.sum(this)
 
+/**
+ * Sum extracted elements of [Iterable] with given [group]
+ *
+ * @receiver the collection to sum up.
+ * @param group tha algebra that provides addition
+ * @param extractor the (inline) lambda function to extract value
+ */
+public inline fun <T, R> Iterable<T>.sumWithGroupOf(group: Group<R>, extractor: (T) -> R): R = this.fold(group.zero) { left: R, right: T ->
+    group.add(left, extractor(right))
+}
+
 /**
  * Returns the sum of all elements in the sequence in provided space.
  *

kmath-coroutines/build.gradle.kts

@@ -2,25 +2,14 @@ plugins {
     id("space.kscience.gradle.mpp")
 }
 
-kscience{
+kscience {
+    jvm()
+    js()
     native()
-}
-
-kotlin.sourceSets {
-    all {
-        with(languageSettings) {
-            optIn("kotlinx.coroutines.InternalCoroutinesApi")
-            optIn("kotlinx.coroutines.ExperimentalCoroutinesApi")
-            optIn("kotlinx.coroutines.FlowPreview")
-        }
-    }
-
-    commonMain {
-        dependencies {
-            api(project(":kmath-core"))
-            api(project(":kmath-complex"))
-            api("org.jetbrains.kotlinx:kotlinx-coroutines-core:${space.kscience.gradle.KScienceVersions.coroutinesVersion}")
-        }
+    dependencies {
+        api(project(":kmath-core"))
+        api(project(":kmath-complex"))
+        api(spclibs.kotlinx.coroutines.core)
     }
 }
 

kmath-coroutines/src/commonMain/kotlin/space/kscience/kmath/coroutines/coroutinesExtra.kt

@@ -3,6 +3,8 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
+@file:OptIn(ExperimentalCoroutinesApi::class, FlowPreview::class)
+
 package space.kscience.kmath.coroutines
 
 import kotlinx.coroutines.*

kmath-coroutines/src/commonMain/kotlin/space/kscience/kmath/streaming/BufferFlow.kt

@@ -3,8 +3,11 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
+@file:OptIn(FlowPreview::class)
+
 package space.kscience.kmath.streaming
 
+import kotlinx.coroutines.FlowPreview
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.asFlow
 import kotlinx.coroutines.flow.flatMapConcat

kmath-dimensions/build.gradle.kts

@@ -3,25 +3,21 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
+
+    dependencies{
+        api(projects.kmathCore)
+    }
+
+    dependencies(jvmMain) {
+        api(kotlin("reflect"))
+    }
 }
 
 description = "A proof of concept module for adding type-safe dimensions to structures"
 
-kotlin.sourceSets {
-    commonMain {
-        dependencies {
-            api(project(":kmath-core"))
-        }
-    }
-
-    jvmMain {
-        dependencies {
-            api(kotlin("reflect"))
-        }
-    }
-}
-
 readme {
     maturity = space.kscience.gradle.Maturity.PROTOTYPE
 }

kmath-for-real/build.gradle.kts

@@ -3,11 +3,15 @@ plugins {
 }
 
 kscience {
+    jvm()
+    js()
     native()
+
     dependencies {
         api(projects.kmathCore)
     }
-    dependencies("commonTest") {
+
+    testDependencies {
         implementation(projects.testUtils)
     }
 }

kmath-functions/build.gradle.kts

@@ -3,6 +3,8 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
 }
 

kmath-geometry/build.gradle.kts

@@ -3,8 +3,12 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
-    withContextReceivers()
+
+    useContextReceivers()
+    useSerialization()
     dependencies{
         api(projects.kmath.kmathComplex)
     }

kmath-histograms/build.gradle.kts

@@ -3,6 +3,8 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
 }
 

kmath-jupyter/build.gradle.kts

@@ -4,15 +4,12 @@ plugins {
 }
 
 dependencies {
+    api(spclibs.kotlinx.html)
     api(project(":kmath-ast"))
     api(project(":kmath-complex"))
     api(project(":kmath-for-real"))
 }
 
-kscience {
-    useHtml()
-}
-
 readme {
     maturity = space.kscience.gradle.Maturity.PROTOTYPE
 }

kmath-memory/build.gradle.kts

@@ -3,6 +3,8 @@ plugins {
 }
 
 kscience {
+    jvm()
+    js()
     native()
 }
 

kmath-multik/build.gradle.kts

@@ -6,6 +6,11 @@ description = "JetBrains Multik connector"
 
 val multikVersion: String by rootProject.extra
 
+kscience {
+    jvm()
+    js()
+}
+
 kotlin{
     sourceSets{
         commonMain{

kmath-optimization/build.gradle.kts

@@ -3,6 +3,8 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
 }
 

kmath-stat/build.gradle.kts

@@ -3,6 +3,8 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
 }
 
@@ -14,7 +16,7 @@ kotlin.sourceSets {
         }
     }
 
-    jvmMain {
+    getByName("jvmMain") {
         dependencies {
             api("org.apache.commons:commons-rng-sampling:1.3")
             api("org.apache.commons:commons-rng-simple:1.3")

kmath-tensors/build.gradle.kts

@@ -3,7 +3,10 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
+
     dependencies {
         api(projects.kmathCore)
         api(projects.kmathStat)

kmath-trajectory/build.gradle.kts

@@ -3,8 +3,12 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
-    withContextReceivers()
+
+    useContextReceivers()
+    useSerialization()
     dependencies {
         api(projects.kmath.kmathGeometry)
     }

test-utils/build.gradle.kts

@@ -3,6 +3,8 @@ plugins {
 }
 
 kscience{
+    jvm()
+    js()
     native()
 }