Gradient of a scalar function of a vector. Equivalent to numDeriv::grad(func, x, method) in R.
numDeriv::grad(func, x, method)
grad((x) => x[0]! ** 2 + Math.sin(x[1]!), [1, 0]); // [2, 1] Copy
grad((x) => x[0]! ** 2 + Math.sin(x[1]!), [1, 0]); // [2, 1]
Gradient of a scalar function of a vector. Equivalent to
numDeriv::grad(func, x, method)in R.