forked from kscience/kmath
Add contentEquals extension to ND algebra and LinearSpace
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@ -29,7 +29,7 @@ public typealias MutableMatrix<T> = MutableStructure2D<T>
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public typealias Point<T> = Buffer<T>
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public typealias Point<T> = Buffer<T>
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/**
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/**
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* Basic operations on matrices and vectors. Operates on [Matrix].
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* Basic operations on matrices and vectors.
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*
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*
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* @param T the type of items in the matrices.
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* @param T the type of items in the matrices.
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* @param A the type of ring over [T].
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* @param A the type of ring over [T].
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@ -5,8 +5,11 @@
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package space.kscience.kmath.nd
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package space.kscience.kmath.nd
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import space.kscience.kmath.linear.LinearSpace
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import space.kscience.kmath.misc.PerformancePitfall
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import space.kscience.kmath.misc.PerformancePitfall
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import space.kscience.kmath.misc.UnstableKMathAPI
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import space.kscience.kmath.misc.UnstableKMathAPI
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import space.kscience.kmath.operations.Ring
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import space.kscience.kmath.operations.invoke
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import space.kscience.kmath.structures.Buffer
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import space.kscience.kmath.structures.Buffer
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import space.kscience.kmath.structures.BufferFactory
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import space.kscience.kmath.structures.BufferFactory
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import kotlin.jvm.JvmName
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import kotlin.jvm.JvmName
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@ -145,6 +148,44 @@ public interface StructureND<out T> {
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}
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}
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}
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}
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/**
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* Indicates whether some [StructureND] is equal to another one.
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*/
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@PerformancePitfall
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public fun <T : Comparable<T>> AlgebraND<T, Ring<T>>.contentEquals(
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st1: StructureND<T>,
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st2: StructureND<T>,
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): Boolean = StructureND.contentEquals(st1, st2)
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/**
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* Indicates whether some [StructureND] is equal to another one.
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*/
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@PerformancePitfall
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public fun <T : Comparable<T>> LinearSpace<T, Ring<T>>.contentEquals(
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st1: StructureND<T>,
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st2: StructureND<T>,
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): Boolean = StructureND.contentEquals(st1, st2)
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/**
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* Indicates whether some [StructureND] is equal to another one with [absoluteTolerance].
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*/
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@PerformancePitfall
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public fun <T : Comparable<T>> GroupND<T, Ring<T>>.contentEquals(
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st1: StructureND<T>,
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st2: StructureND<T>,
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absoluteTolerance: T,
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): Boolean = st1.elements().all { (index, value) -> elementContext { (value - st2[index]) } < absoluteTolerance }
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/**
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* Indicates whether some [StructureND] is equal to another one with [absoluteTolerance].
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*/
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@PerformancePitfall
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public fun <T : Comparable<T>> LinearSpace<T, Ring<T>>.contentEquals(
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st1: StructureND<T>,
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st2: StructureND<T>,
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absoluteTolerance: T,
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): Boolean = st1.elements().all { (index, value) -> elementAlgebra { (value - st2[index]) } < absoluteTolerance }
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/**
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/**
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* Returns the value at the specified indices.
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* Returns the value at the specified indices.
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*
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*
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