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Refactor/linear algebra #241

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altavir merged 11 commits from refactor/linear-algebra into dev 2021-03-14 21:49:47 +03:00
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kmath-core/src/commonMain/kotlin/space/kscience/kmath/linear/BufferLinearSpace.kt
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@ -65,7 +65,7 @@ public class BufferLinearSpace<T : Any, A : Ring<T>>(
override fun Matrix<T>.dot(vector: Vector<T>): Vector<T> { override fun Matrix<T>.dot(vector: Vector<T>): Vector<T> {
require(colNum == vector.size) { "Matrix dot vector operation dimension mismatch: ($rowNum, $colNum) x (${vector.size})" } require(colNum == vector.size) { "Matrix dot vector operation dimension mismatch: ($rowNum, $colNum) x (${vector.size})" }
return elementAlgebra { return elementAlgebra {
val rows = this@dot.rows val rows = this@dot.rows.map { it.linearize() }
buildVector(rowNum) { i -> buildVector(rowNum) { i ->
val r = rows[i] val r = rows[i]
var res = zero var res = zero