newton_rc, a FORTRAN90 code which solves a system of nonlinear equations by Newton's method, using reverse communication (RC).
The Jacobian matrix is approximated using finite differences.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
newton_rc is available in a FORTRAN90 version and a MATLAB version.
backtrack_binary_rc, a FORTRAN90 code which carries out a backtrack search for a set of binary decisions, using reverse communication (RC).
bisection_rc, a FORTRAN90 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_rc, a FORTRAN90 code which implements the conjugate gradient method for solving a positive definite sparse linear system A*x=b, using reverse communication (RC).
fsolve, a FORTRAN90 code which solves systems of nonlinear equations, inspired by the fsolve() function in MATLAB, and based on the minpack() minimization package.
local_min_rc, a FORTRAN90 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.
minpack, a FORTRAN90 code which solves systems of nonlinear equations, or the least squares minimization of the residual of a set of linear or nonlinear equations, by Jorge More, Danny Sorenson, Burton Garbow, Kenneth Hillstrom.
root_rc, a FORTRAN90 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 FORTRAN90 code which seeks a solution of a system of nonlinear equations f(x) = 0, using reverse communication (RC), by Gaston Gonnet.
sort_rc, a FORTRAN90 code which can sort a list of any kind of objects, using reverse communication (RC).
zero_rc, a FORTRAN90 code which seeks a solution of a scalar nonlinear equation f(x) = 0, using reverse communication (RC), by Richard Brent.