Finds the real zeros of a real, continuous, univariate function.

Finds the zeros of a polynomial with real coefficients using the Jenkins-Traub three-stage algorithm.

Finds the zeros of a polynomial with complex coefficients using the Jenkins-Traub three-stage algorithm.

Solves a system of n nonlinear equations f (x) = 0 using a modified Powell hybrid algorithm.

Finds a zero of a real univariate function.