cpr, a Python code which implements the Chebyshev Proxy Rootfinder (CPR) to locate all the real zeros of a smooth real function f(x) within an interval [a,b], by John Boyd.
The information on this web page is distributed under the MIT license.
cpr is available in a MATLAB version and an Octave version and a Python version.
Original MATLAB version by John Boyd. This version by John Burkardt.