der2: Symbolic differentiation of second order of an expression

In caracas: Computer Algebra

Symbolic differentiation of second order of an expression

Description

Symbolic differentiation of second order of an expression

Usage

der2(expr, vars, simplify = TRUE)

Arguments

expr	A caracas_symbol
vars	variables to take derivate with respect to
simplify	Simplify result

Examples

if (has_sympy()) {
  x <- symbol("x")
  y <- symbol("y")
  f <- 3*x^2 + x*y^2
  der2(f, x)
  h <- der2(f, list(x, y))
  h
  dim(h)
  H <- matrify(h)
  H
  dim(H)
}

caracas documentation built on Feb. 16, 2023, 8:32 p.m.