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Merge pull request #331 from mipt-npm/commandertvis/q

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Special rendering of Quaternion
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Alexander Nozik 2021-05-13 19:49:51 +03:00 committed by GitHub
commit ed5e94f580
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2 changed files with 17 additions and 9 deletions
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2
kmath-complex/src/commonMain/kotlin/space/kscience/kmath/complex/Complex.kt
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@ -187,7 +187,7 @@ public data class Complex(val re: Double, val im: Double) {
public constructor(re: Number, im: Number) : this(re.toDouble(), im.toDouble())
public constructor(re: Number) : this(re.toDouble(), 0.0)
public override fun toString(): String = "($re + i*$im)"
public override fun toString(): String = "($re + i * $im)"
public companion object : MemorySpec<Complex> {
public override val objectSize: Int

24
kmath-jupyter/src/main/kotlin/space/kscience/kmath/jupyter/KMathJupyter.kt
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@ -12,18 +12,19 @@ import space.kscience.kmath.ast.rendering.FeaturedMathRendererWithPostProcess
import space.kscience.kmath.ast.rendering.MathMLSyntaxRenderer
import space.kscience.kmath.ast.rendering.renderWithStringBuilder
import space.kscience.kmath.complex.Complex
import space.kscience.kmath.complex.Quaternion
import space.kscience.kmath.expressions.MST
import space.kscience.kmath.expressions.MstRing
import space.kscience.kmath.misc.PerformancePitfall
import space.kscience.kmath.nd.Structure2D
import space.kscience.kmath.operations.GroupOperations
import space.kscience.kmath.operations.RingOperations
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.asSequence
/**
* A function for conversion of number to MST for pretty print
*/
public fun Number.toMst(): MST.Numeric = MST.Numeric(this)
public fun Number.toMst(): MST.Numeric = MST.Numeric(this)
@JupyterLibrary
internal class KMathJupyter : JupyterIntegration() {
@ -121,11 +122,18 @@ internal class KMathJupyter : JupyterIntegration() {
}
render<Complex> {
MST.Binary(
operation = GroupOperations.PLUS_OPERATION,
left = MST.Numeric(it.re),
right = MST.Binary(RingOperations.TIMES_OPERATION, MST.Numeric(it.im), MST.Symbolic("i")),
).toDisplayResult()
MstRing {
number(it.re) + number(it.im) * bindSymbol("i")
}.toDisplayResult()
}
render<Quaternion> {
MstRing {
number(it.w) +
number(it.x) * bindSymbol("i") +
number(it.x) * bindSymbol("j") +
number(it.x) * bindSymbol("k")
}.toDisplayResult()
}
}
}