Nonlinear Equations

CNLMath : Nonlinear Equations

Nonlinear Equations

Functions

Zeros of a Polynomial

Real coefficients using Jenkins-Traub, companion matrix or Aberth’s method , zeros_poly

Complex coefficients using Jenkins-Traub, , companion matrix or Aberth’s method zeros_poly (complex)

Zero(s) of a Function

Zeros of a real univariate function, zero_univariate

Real zeros of a real function, zeros_function

Root of a System of Equations

Powell’s hybrid method, zeros_sys_eqn