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

FirstDerivativeExpression

abstract class FirstDerivativeExpression<T> : DifferentiableExpression<T> (source)

A DifferentiableExpression that defines only first derivatives

Inheritors

SimpleAutoDiffExpression

Constructors

FirstDerivativeExpression

constructor()

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

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

Differentiates this expression by ordered collection of symbols.

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

Returns first derivative of this expression by given symbol.

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>