kscience/kmath
9
0
Fork 1
Code Issues Pull Requests 6 Packages Projects Releases 16 Wiki Activity

Add safety checks for kmath-for-real buffer operations.

Browse Source
This commit is contained in:
Alexander Nozik 2021-01-31 20:02:11 +03:00
parent 28240954b0
commit 730678b2fc
1 changed files with 16 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
kmath-for-real/src/commonMain/kotlin/kscience/kmath/real/RealVector.kt
View File

@ -29,8 +29,10 @@ public inline fun RealVector.map(transform: (Double) -> Double): RealVector =
public inline fun RealVector.mapIndexed(transform: (index: Int, value: Double) -> Double): RealVector =
Buffer.real(size) { transform(it, get(it)) }
public operator fun RealVector.plus(other: RealVector): RealVector =
mapIndexed { index, value -> value + other[index] }
public operator fun RealVector.plus(other: RealVector): RealVector {
require(size == other.size){"Vector size $size expected but ${other.size} found"}
return mapIndexed { index, value -> value + other[index] }
}
public operator fun RealVector.plus(number: Number): RealVector = map { it + number.toDouble() }
@ -38,22 +40,28 @@ public operator fun Number.plus(vector: RealVector): RealVector = vector + this
public operator fun RealVector.unaryMinus(): Buffer<Double> = map { -it }
public operator fun RealVector.minus(other: RealVector): RealVector =
mapIndexed { index, value -> value - other[index] }
public operator fun RealVector.minus(other: RealVector): RealVector {
require(size == other.size){"Vector size $size expected but ${other.size} found"}
return mapIndexed { index, value -> value - other[index] }
}
public operator fun RealVector.minus(number: Number): RealVector = map { it - number.toDouble() }
public operator fun Number.minus(vector: RealVector): RealVector = vector.map { toDouble() - it }
public operator fun RealVector.times(other: RealVector): RealVector =
mapIndexed { index, value -> value * other[index] }
public operator fun RealVector.times(other: RealVector): RealVector {
require(size == other.size){"Vector size $size expected but ${other.size} found"}
return mapIndexed { index, value -> value * other[index] }
}
public operator fun RealVector.times(number: Number): RealVector = map { it * number.toDouble() }
public operator fun Number.times(vector: RealVector): RealVector = vector * this
public operator fun RealVector.div(other: RealVector): RealVector =
mapIndexed { index, value -> value / other[index] }
public operator fun RealVector.div(other: RealVector): RealVector {
require(size == other.size){"Vector size $size expected but ${other.size} found"}
return mapIndexed { index, value -> value / other[index] }
}
public operator fun RealVector.div(number: Number): RealVector = map { it / number.toDouble() }