# local_min_rc

local_min_rc, a Python code which seeks a local minimum of a scalar function of a scalar variable, without requiring derivatives, or assuming the function is differentiable, using reverse communication (RC), by Richard Brent.

### Languages:

local_min_rc is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and an Octave version and a Python version.

### Related Data and Programs:

backtrack_binary_rc, a Python code which carries out a backtrack search for a set of binary decisions, using reverse communication (RC).

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root_rc, a python code which seeks a solution of a scalar nonlinear equation f(x) = 0, or a system of nonlinear equations, using reverse communication (rc), by gaston gonnet.

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zero_rc, a Python code which seeks a solution of a scalar nonlinear equation f(x) = 0, using reverse communication (RC), by Richard Brent.

### Author:

Original FORTRAN77 version by Richard Brent; Python version by John Burkardt.

### Reference:

1. Richard Brent,
Algorithms for Minimization without Derivatives,
Dover, 2002,
ISBN: 0-486-41998-3,
LC: QA402.5.B74.

### Source Code:

Last revised on 26 January 2020.