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

derivativeOrNull

abstract fun derivativeOrNull(symbol: Symbol): Expression<T>?
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Returns first derivative of this expression by given symbol.


override fun derivativeOrNull(symbols: List<Symbol>): Expression<T>?
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Differentiates this expression by ordered collection of symbols.

Return

the derivative or null.

Parameters

symbols

the symbols.