derivative

fun <T> DifferentiableExpression<T>.derivative(symbols: List<Symbol>): Expression<T>
fun <T> DifferentiableExpression<T>.derivative(vararg symbols: Symbol): Expression<T>
fun <T> DifferentiableExpression<T>.derivative(name: String): Expression<T>
fun <T, R : Expression<T>> SpecialDifferentiableExpression<T, R>.derivative(symbols: List<Symbol>): R
fun <T, R : Expression<T>> SpecialDifferentiableExpression<T, R>.derivative(vararg symbols: Symbol): R
fun <T, R : Expression<T>> SpecialDifferentiableExpression<T, R>.derivative(name: String): R