FirstDerivativeExpression

abstract class FirstDerivativeExpression<T, R : Expression<T>> : DifferentiableExpression<T, R>

A DifferentiableExpression that defines only first derivatives

Constructors

FirstDerivativeExpression

common

fun FirstDerivativeExpression()

Functions

derivativeOrNull

common

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

Differentiates this expression by ordered collection of symbols.

abstract fun derivativeOrNull(symbol: Symbol): R?

Returns first derivative of this expression by given symbol.

equals

common

open operator fun equals(other: Any?): Boolean

hashCode

common

open fun hashCode(): Int

invoke

common

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

Calls this expression from arguments.

toString

common

open fun toString(): String

Inheritors

SimpleAutoDiffExpression