Derivatives of a Symbolic Expression — D,SymEngineDataType-method • symengine

S4 method of D defined for Basic. It returns the derivative of expr with regards to name. name may be missing if there is only one symbol in expr.

# S4 method for SymEngineDataType
D(expr, name)

Arguments

expr: A Basic object.
name: A character vector or a Basic object of type Symbol.

Value

Same type as expr argument.

Examples

expr <- S(~ exp(x))
D(expr) == expr
#> [1] TRUE
expr <- S(~ x^2 + 2*x + 1)
D(expr)
#> (Add)	2 + 2*x