cg_rc, a C code which implements the conjugate gradient method for solving a positive definite sparse linear system A*x=b, using reverse communication (RC).
The computer code and data files described and made available on this web page are distributed under the MIT license
cg_rc is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and a Python version.
backtrack_binary_rc, a C code which carries out a backtrack search for a set of binary decisions, using reverse communication (RC).
BISECTION_RC, a C code which seeks a solution to the equation F(X)=0 using bisection within a user-supplied change of sign interval [A,B]. The procedure is written using reverse communication (RC).
CG, a C code which implements a simple version of the conjugate gradient (CG) method for solving a system of linear equations of the form A*x=b, suitable for situations in which the matrix A is positive definite (only real, positive eigenvalues) and symmetric.
CSPARSE, a C code which carries out the direct solution of sparse linear systems, by Timothy Davis.
LOCAL_MIN_RC, a C code which finds a local minimum of a scalar function of a scalar variable, without the use of derivative information, using reverse communication (RC), by Richard Brent.
MGMRES, a C code which applies the restarted GMRES algorithm to solve a sparse linear system.
MULTIGRID_POISSON_1D, a C code which applies the multigrid method to a discretized version of the 1D Poisson equation.
ROOT_RC, a C 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.
ROOTS_RC, a C code which seeks a solution of a system of nonlinear equations f(x) = 0, using reverse communication (RC), by Gaston Gonnet.
SORT_RC, a C code which can sort a list of any kind of objects, using reverse communication (RC).
ZERO_RC, a C code which seeks solutions of a scalar nonlinear equation f(x) = 0, using reverse communication (RC).