diff --git a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/api/TensorAlgebra.kt b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/api/TensorAlgebra.kt index 338064231..96d6985d8 100644 --- a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/api/TensorAlgebra.kt +++ b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/api/TensorAlgebra.kt @@ -5,13 +5,15 @@ package space.kscience.kmath.tensors.api +import space.kscience.kmath.operations.Algebra + /** * Algebra over a ring on [TensorStructure]. * For more information: https://proofwiki.org/wiki/Definition:Algebra_over_Ring * * @param T the type of items in the tensors. */ -public interface TensorAlgebra { +public interface TensorAlgebra: Algebra> { /** * Returns a single tensor value of unit dimension. The tensor shape must be equal to [1]. diff --git a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/BroadcastDoubleTensorAlgebra.kt b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/BroadcastDoubleTensorAlgebra.kt index a49d9ab29..fa64092d6 100644 --- a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/BroadcastDoubleTensorAlgebra.kt +++ b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/BroadcastDoubleTensorAlgebra.kt @@ -14,7 +14,7 @@ import space.kscience.kmath.tensors.core.broadcastTo * Basic linear algebra operations implemented with broadcasting. * For more information: https://pytorch.org/docs/stable/notes/broadcasting.html */ -public class BroadcastDoubleTensorAlgebra : DoubleTensorAlgebra() { +public object BroadcastDoubleTensorAlgebra : DoubleTensorAlgebra() { override fun TensorStructure.plus(other: TensorStructure): DoubleTensor { val broadcast = broadcastTensors(tensor, other.tensor) @@ -89,5 +89,4 @@ public class BroadcastDoubleTensorAlgebra : DoubleTensorAlgebra() { newOther.buffer.array()[tensor.bufferStart + i] } } - } \ No newline at end of file diff --git a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleAnalyticTensorAlgebra.kt b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleAnalyticTensorAlgebra.kt index 7d1cceb15..4a942df84 100644 --- a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleAnalyticTensorAlgebra.kt +++ b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleAnalyticTensorAlgebra.kt @@ -11,10 +11,9 @@ import space.kscience.kmath.tensors.core.DoubleTensor import space.kscience.kmath.tensors.core.tensor import kotlin.math.* -public class DoubleAnalyticTensorAlgebra: +public object DoubleAnalyticTensorAlgebra : AnalyticTensorAlgebra, - DoubleTensorAlgebra() -{ + DoubleTensorAlgebra() { override fun TensorStructure.exp(): DoubleTensor = tensor.map(::exp) override fun TensorStructure.log(): DoubleTensor = tensor.map(::ln) @@ -49,7 +48,4 @@ public class DoubleAnalyticTensorAlgebra: override fun TensorStructure.floor(): DoubleTensor = tensor.map(::floor) -} - -public inline fun DoubleAnalyticTensorAlgebra(block: DoubleAnalyticTensorAlgebra.() -> R): R = - DoubleAnalyticTensorAlgebra().block() \ No newline at end of file +} \ No newline at end of file diff --git a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleLinearOpsTensorAlgebra.kt b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleLinearOpsTensorAlgebra.kt index 03f383728..975755656 100644 --- a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleLinearOpsTensorAlgebra.kt +++ b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleLinearOpsTensorAlgebra.kt @@ -21,7 +21,7 @@ import space.kscience.kmath.tensors.core.pivInit import kotlin.math.min -public class DoubleLinearOpsTensorAlgebra : +public object DoubleLinearOpsTensorAlgebra : LinearOpsTensorAlgebra, DoubleTensorAlgebra() { @@ -30,8 +30,8 @@ public class DoubleLinearOpsTensorAlgebra : override fun TensorStructure.det(): DoubleTensor = detLU(1e-9) public fun TensorStructure.luFactor(epsilon: Double): Pair = - computeLU(tensor, epsilon) ?: - throw RuntimeException("Tensor contains matrices which are singular at precision $epsilon") + computeLU(tensor, epsilon) + ?: throw RuntimeException("Tensor contains matrices which are singular at precision $epsilon") public fun TensorStructure.luFactor(): Pair = luFactor(1e-9) @@ -175,8 +175,4 @@ public class DoubleLinearOpsTensorAlgebra : override fun TensorStructure.lu(): Triple = lu(1e-9) - -} - -public inline fun DoubleLinearOpsTensorAlgebra(block: DoubleLinearOpsTensorAlgebra.() -> R): R = - DoubleLinearOpsTensorAlgebra().block() \ No newline at end of file +} \ No newline at end of file diff --git a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleTensorAlgebra.kt b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleTensorAlgebra.kt index 7414a4469..8729358cc 100644 --- a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleTensorAlgebra.kt +++ b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/algebras/DoubleTensorAlgebra.kt @@ -23,6 +23,7 @@ import kotlin.math.abs public open class DoubleTensorAlgebra : TensorPartialDivisionAlgebra { + public companion object : DoubleTensorAlgebra() override fun TensorStructure.value(): Double { check(tensor.shape contentEquals intArrayOf(1)) { @@ -395,7 +396,3 @@ public open class DoubleTensorAlgebra : TensorPartialDivisionAlgebra { DoubleTensor(tensor.shape, getRandomNormals(tensor.shape.reduce(Int::times), seed)) } - - -public inline fun DoubleTensorAlgebra(block: DoubleTensorAlgebra.() -> R): R = - DoubleTensorAlgebra().block() diff --git a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/broadcastUtils.kt b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/broadcastUtils.kt index 4378e9ac9..71ccbf97b 100644 --- a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/broadcastUtils.kt +++ b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/broadcastUtils.kt @@ -1,11 +1,7 @@ package space.kscience.kmath.tensors.core -import space.kscience.kmath.tensors.core.algebras.BroadcastDoubleTensorAlgebra import kotlin.math.max -public inline fun BroadcastDoubleTensorAlgebra(block: BroadcastDoubleTensorAlgebra.() -> R): R = - BroadcastDoubleTensorAlgebra().block() - internal inline fun multiIndexBroadCasting(tensor: DoubleTensor, resTensor: DoubleTensor, linearSize: Int) { for (linearIndex in 0 until linearSize) { val totalMultiIndex = resTensor.linearStructure.index(linearIndex) diff --git a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/linUtils.kt b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/linUtils.kt index 3a130c71e..c7a730018 100644 --- a/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/linUtils.kt +++ b/kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/linUtils.kt @@ -4,6 +4,7 @@ import space.kscience.kmath.nd.MutableStructure1D import space.kscience.kmath.nd.MutableStructure2D import space.kscience.kmath.nd.as1D import space.kscience.kmath.nd.as2D +import space.kscience.kmath.operations.invoke import space.kscience.kmath.tensors.core.algebras.DoubleAnalyticTensorAlgebra import space.kscience.kmath.tensors.core.algebras.DoubleLinearOpsTensorAlgebra import kotlin.math.abs @@ -251,7 +252,7 @@ internal inline fun DoubleLinearOpsTensorAlgebra.qrHelper( } } } - r[j, j] = DoubleAnalyticTensorAlgebra { (v dot v).sqrt().value() } + r[j, j] = DoubleAnalyticTensorAlgebra.invoke { (v dot v).sqrt().value() } for (i in 0 until n) { qM[i, j] = vv[i] / r[j, j] } diff --git a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestBroadcasting.kt b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestBroadcasting.kt index d677f6966..207dd1c98 100644 --- a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestBroadcasting.kt +++ b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestBroadcasting.kt @@ -1,13 +1,15 @@ package space.kscience.kmath.tensors.core +import space.kscience.kmath.operations.invoke +import space.kscience.kmath.tensors.core.algebras.BroadcastDoubleTensorAlgebra import space.kscience.kmath.tensors.core.algebras.DoubleTensorAlgebra import kotlin.test.Test import kotlin.test.assertTrue -class TestBroadcasting { +internal class TestBroadcasting { @Test - fun broadcastShapes() = DoubleTensorAlgebra { + fun broadcastShapes() = DoubleTensorAlgebra.invoke { assertTrue( broadcastShapes( intArrayOf(2, 3), intArrayOf(1, 3), intArrayOf(1, 1, 1) @@ -22,7 +24,7 @@ class TestBroadcasting { } @Test - fun broadcastTo() = DoubleTensorAlgebra { + fun broadcastTo() = DoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor2 = fromArray(intArrayOf(1, 3), doubleArrayOf(10.0, 20.0, 30.0)) @@ -32,7 +34,7 @@ class TestBroadcasting { } @Test - fun broadcastTensors() = DoubleTensorAlgebra { + fun broadcastTensors() = DoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor2 = fromArray(intArrayOf(1, 3), doubleArrayOf(10.0, 20.0, 30.0)) val tensor3 = fromArray(intArrayOf(1, 1, 1), doubleArrayOf(500.0)) @@ -49,7 +51,7 @@ class TestBroadcasting { } @Test - fun broadcastOuterTensors() = DoubleTensorAlgebra { + fun broadcastOuterTensors() = DoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor2 = fromArray(intArrayOf(1, 3), doubleArrayOf(10.0, 20.0, 30.0)) val tensor3 = fromArray(intArrayOf(1, 1, 1), doubleArrayOf(500.0)) @@ -66,7 +68,7 @@ class TestBroadcasting { } @Test - fun broadcastOuterTensorsShapes() = DoubleTensorAlgebra { + fun broadcastOuterTensorsShapes() = DoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(2, 1, 3, 2, 3), DoubleArray(2 * 1 * 3 * 2 * 3) {0.0}) val tensor2 = fromArray(intArrayOf(4, 2, 5, 1, 3, 3), DoubleArray(4 * 2 * 5 * 1 * 3 * 3) {0.0}) val tensor3 = fromArray(intArrayOf(1, 1), doubleArrayOf(500.0)) @@ -79,7 +81,7 @@ class TestBroadcasting { } @Test - fun minusTensor() = BroadcastDoubleTensorAlgebra { + fun minusTensor() = BroadcastDoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor2 = fromArray(intArrayOf(1, 3), doubleArrayOf(10.0, 20.0, 30.0)) val tensor3 = fromArray(intArrayOf(1, 1, 1), doubleArrayOf(500.0)) diff --git a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleAnalyticTensorAlgebra.kt b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleAnalyticTensorAlgebra.kt index 060bc1607..3b3e22acc 100644 --- a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleAnalyticTensorAlgebra.kt +++ b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleAnalyticTensorAlgebra.kt @@ -1,12 +1,13 @@ package space.kscience.kmath.tensors.core +import space.kscience.kmath.operations.invoke import space.kscience.kmath.tensors.core.algebras.DoubleAnalyticTensorAlgebra import kotlin.math.abs import kotlin.math.exp import kotlin.test.Test import kotlin.test.assertTrue -class TestDoubleAnalyticTensorAlgebra { +internal class TestDoubleAnalyticTensorAlgebra { val shape = intArrayOf(2, 1, 3, 2) val buffer = doubleArrayOf(27.1, 20.0, 19.84, 23.123, 0.0, 1.0, 3.23, 133.7, 25.3, 100.3, 11.0, 12.012) @@ -26,7 +27,7 @@ class TestDoubleAnalyticTensorAlgebra { } @Test - fun testExp() = DoubleAnalyticTensorAlgebra { + fun testExp() = DoubleAnalyticTensorAlgebra.invoke { tensor.exp().let { assertTrue { shape contentEquals it.shape } assertTrue { buffer.fmap(::exp).epsEqual(it.buffer.array())} diff --git a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleLinearOpsAlgebra.kt b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleLinearOpsAlgebra.kt index b2ef6b4c4..aa68340d4 100644 --- a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleLinearOpsAlgebra.kt +++ b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleLinearOpsAlgebra.kt @@ -1,15 +1,16 @@ package space.kscience.kmath.tensors.core +import space.kscience.kmath.operations.invoke import space.kscience.kmath.tensors.core.algebras.DoubleLinearOpsTensorAlgebra import kotlin.math.abs import kotlin.test.Test import kotlin.test.assertEquals import kotlin.test.assertTrue -class TestDoubleLinearOpsTensorAlgebra { +internal class TestDoubleLinearOpsTensorAlgebra { @Test - fun testDetLU() = DoubleLinearOpsTensorAlgebra { + fun testDetLU() = DoubleLinearOpsTensorAlgebra.invoke { val tensor = fromArray( intArrayOf(2, 2, 2), doubleArrayOf( @@ -34,7 +35,7 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testDet() = DoubleLinearOpsTensorAlgebra { + fun testDet() = DoubleLinearOpsTensorAlgebra.invoke { val expectedValue = 0.019827417 val m = fromArray( intArrayOf(3, 3), doubleArrayOf( @@ -48,7 +49,7 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testDetSingle() = DoubleLinearOpsTensorAlgebra { + fun testDetSingle() = DoubleLinearOpsTensorAlgebra.invoke { val expectedValue = 48.151623 val m = fromArray( intArrayOf(1, 1), doubleArrayOf( @@ -60,7 +61,7 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testInvLU() = DoubleLinearOpsTensorAlgebra { + fun testInvLU() = DoubleLinearOpsTensorAlgebra.invoke { val tensor = fromArray( intArrayOf(2, 2, 2), doubleArrayOf( @@ -85,14 +86,14 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testScalarProduct() = DoubleLinearOpsTensorAlgebra { + fun testScalarProduct() = DoubleLinearOpsTensorAlgebra.invoke { val a = fromArray(intArrayOf(3), doubleArrayOf(1.8, 2.5, 6.8)) val b = fromArray(intArrayOf(3), doubleArrayOf(5.5, 2.6, 6.4)) assertEquals(a.dot(b).value(), 59.92) } @Test - fun testQR() = DoubleLinearOpsTensorAlgebra { + fun testQR() = DoubleLinearOpsTensorAlgebra.invoke { val shape = intArrayOf(2, 2, 2) val buffer = doubleArrayOf( 1.0, 3.0, @@ -110,11 +111,10 @@ class TestDoubleLinearOpsTensorAlgebra { assertTrue((q dot r).eq(tensor)) - //todo check orthogonality/upper triang. } @Test - fun testLU() = DoubleLinearOpsTensorAlgebra { + fun testLU() = DoubleLinearOpsTensorAlgebra.invoke { val shape = intArrayOf(2, 2, 2) val buffer = doubleArrayOf( 1.0, 3.0, @@ -134,7 +134,7 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testCholesky() = DoubleLinearOpsTensorAlgebra { + fun testCholesky() = DoubleLinearOpsTensorAlgebra.invoke { val tensor = randNormal(intArrayOf(2, 5, 5), 0) val sigma = (tensor dot tensor.transpose()) + diagonalEmbedding( fromArray(intArrayOf(2, 5), DoubleArray(10) { 0.1 }) @@ -145,7 +145,7 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testSVD1D() = DoubleLinearOpsTensorAlgebra { + fun testSVD1D() = DoubleLinearOpsTensorAlgebra.invoke { val tensor2 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val res = svd1d(tensor2) @@ -156,13 +156,13 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testSVD() = DoubleLinearOpsTensorAlgebra { + fun testSVD() = DoubleLinearOpsTensorAlgebra.invoke{ testSVDFor(fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0))) testSVDFor(fromArray(intArrayOf(2, 2), doubleArrayOf(-1.0, 0.0, 239.0, 238.0))) } @Test - fun testBatchedSVD() = DoubleLinearOpsTensorAlgebra { + fun testBatchedSVD() = DoubleLinearOpsTensorAlgebra.invoke { val tensor = randNormal(intArrayOf(2, 5, 3), 0) val (tensorU, tensorS, tensorV) = tensor.svd() val tensorSVD = tensorU dot (diagonalEmbedding(tensorS) dot tensorV.transpose()) @@ -170,7 +170,7 @@ class TestDoubleLinearOpsTensorAlgebra { } @Test - fun testBatchedSymEig() = DoubleLinearOpsTensorAlgebra { + fun testBatchedSymEig() = DoubleLinearOpsTensorAlgebra.invoke { val tensor = randNormal(shape = intArrayOf(2, 3, 3), 0) val tensorSigma = tensor + tensor.transpose() val (tensorS, tensorV) = tensorSigma.symEig() diff --git a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensor.kt b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensor.kt index 7103eafaa..20acc0901 100644 --- a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensor.kt +++ b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensor.kt @@ -4,6 +4,7 @@ import space.kscience.kmath.nd.DefaultStrides import space.kscience.kmath.nd.MutableBufferND import space.kscience.kmath.nd.as1D import space.kscience.kmath.nd.as2D +import space.kscience.kmath.operations.invoke import space.kscience.kmath.structures.DoubleBuffer import space.kscience.kmath.structures.asMutableBuffer import space.kscience.kmath.structures.toDoubleArray @@ -12,17 +13,17 @@ import kotlin.test.Test import kotlin.test.assertEquals import kotlin.test.assertTrue -class TestDoubleTensor { +internal class TestDoubleTensor { @Test - fun valueTest() = DoubleTensorAlgebra { + fun valueTest() = DoubleTensorAlgebra.invoke { val value = 12.5 val tensor = fromArray(intArrayOf(1), doubleArrayOf(value)) assertEquals(tensor.value(), value) } @Test - fun stridesTest() = DoubleTensorAlgebra { + fun stridesTest() = DoubleTensorAlgebra.invoke { val tensor = fromArray(intArrayOf(2, 2), doubleArrayOf(3.5, 5.8, 58.4, 2.4)) assertEquals(tensor[intArrayOf(0, 1)], 5.8) assertTrue( @@ -31,7 +32,7 @@ class TestDoubleTensor { } @Test - fun getTest() = DoubleTensorAlgebra { + fun getTest() = DoubleTensorAlgebra.invoke { val tensor = fromArray(intArrayOf(1, 2, 2), doubleArrayOf(3.5, 5.8, 58.4, 2.4)) val matrix = tensor[0].as2D() assertEquals(matrix[0, 1], 5.8) diff --git a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensorAlgebra.kt b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensorAlgebra.kt index 1333a7a1f..115016974 100644 --- a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensorAlgebra.kt +++ b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensorAlgebra.kt @@ -1,29 +1,30 @@ package space.kscience.kmath.tensors.core +import space.kscience.kmath.operations.invoke import space.kscience.kmath.tensors.core.algebras.DoubleTensorAlgebra import kotlin.test.Test import kotlin.test.assertFalse import kotlin.test.assertTrue -class TestDoubleTensorAlgebra { +internal class TestDoubleTensorAlgebra { @Test - fun doublePlus() = DoubleTensorAlgebra { + fun doublePlus() = DoubleTensorAlgebra.invoke { val tensor = fromArray(intArrayOf(2), doubleArrayOf(1.0, 2.0)) val res = 10.0 + tensor assertTrue(res.buffer.array() contentEquals doubleArrayOf(11.0, 12.0)) } @Test - fun doubleDiv() = DoubleTensorAlgebra { + fun doubleDiv() = DoubleTensorAlgebra.invoke { val tensor = fromArray(intArrayOf(2), doubleArrayOf(2.0, 4.0)) val res = 2.0/tensor assertTrue(res.buffer.array() contentEquals doubleArrayOf(1.0, 0.5)) } @Test - fun divDouble() = DoubleTensorAlgebra { + fun divDouble() = DoubleTensorAlgebra.invoke { val tensor = fromArray(intArrayOf(2), doubleArrayOf(10.0, 5.0)) val res = tensor / 2.5 assertTrue(res.buffer.array() contentEquals doubleArrayOf(4.0, 2.0)) @@ -39,7 +40,7 @@ class TestDoubleTensorAlgebra { } @Test - fun transpose3x2() = DoubleTensorAlgebra { + fun transpose3x2() = DoubleTensorAlgebra.invoke { val tensor = fromArray(intArrayOf(3, 2), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val res = tensor.transpose(1, 0) @@ -48,7 +49,7 @@ class TestDoubleTensorAlgebra { } @Test - fun transpose1x2x3() = DoubleTensorAlgebra { + fun transpose1x2x3() = DoubleTensorAlgebra.invoke { val tensor = fromArray(intArrayOf(1, 2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val res01 = tensor.transpose(0, 1) val res02 = tensor.transpose(-3, 2) @@ -64,7 +65,7 @@ class TestDoubleTensorAlgebra { } @Test - fun linearStructure() = DoubleTensorAlgebra { + fun linearStructure() = DoubleTensorAlgebra.invoke { val shape = intArrayOf(3) val tensorA = full(value = -4.5, shape = shape) val tensorB = full(value = 10.9, shape = shape) @@ -96,7 +97,7 @@ class TestDoubleTensorAlgebra { } @Test - fun dot() = DoubleTensorAlgebra { + fun dot() = DoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor11 = fromArray(intArrayOf(3, 2), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor2 = fromArray(intArrayOf(3), doubleArrayOf(10.0, 20.0, 30.0)) @@ -132,7 +133,7 @@ class TestDoubleTensorAlgebra { } @Test - fun diagonalEmbedding() = DoubleTensorAlgebra { + fun diagonalEmbedding() = DoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(3), doubleArrayOf(10.0, 20.0, 30.0)) val tensor2 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor3 = zeros(intArrayOf(2, 3, 4, 5)) @@ -165,7 +166,7 @@ class TestDoubleTensorAlgebra { } @Test - fun testEq() = DoubleTensorAlgebra { + fun testEq() = DoubleTensorAlgebra.invoke { val tensor1 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor2 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)) val tensor3 = fromArray(intArrayOf(2, 3), doubleArrayOf(1.0, 2.0, 3.0, 4.0, 5.0, 5.0))