kmath-core/space.kscience.kmath.expressions/DifferentiableExpression

DifferentiableExpression

interface DifferentiableExpression<T> : Expression<T> (source)

Represents expression, which structure can be differentiated.

Parameters

T

the type this expression takes as argument and returns.

Inheritors

DerivativeStructureRingExpression

DSFieldExpression

SpecialDifferentiableExpression

FirstDerivativeExpression

DiffExpressionWithDefault

Functions

fun <T> DifferentiableExpression<T>.derivative(vararg symbols: Symbol): Expression<T>

fun <T> DifferentiableExpression<T>.derivative(name: String): Expression<T>

fun <T> DifferentiableExpression<T>.derivative(symbols: List<Symbol>): Expression<T>

derivativeOrNull

abstract fun derivativeOrNull(symbols: List<Symbol>): Expression<T>?

Differentiates this expression by ordered collection of symbols.

abstract operator fun invoke(arguments: Map<Symbol, T>): T

Calls this expression from arguments.

operator fun <T> Expression<T>.invoke(): T

Calls this expression without providing any arguments.

@JvmName(name = "callByString")

operator fun <T> Expression<T>.invoke(vararg pairs: Pair<String, T>): T

@JvmName(name = "callBySymbol")

operator fun <T> Expression<T>.invoke(vararg pairs: Pair<Symbol, T>): T

Calls this expression from arguments.

withDefaultArgs

fun <T> DifferentiableExpression<T>.withDefaultArgs(defaultArgs: Map<Symbol, T>): DiffExpressionWithDefault<T>

fun <T> Expression<T>.withDefaultArgs(defaultArgs: Map<Symbol, T>): ExpressionWithDefault<T>