Use conjugate gradient algorithm to find the solution of a set of linear equations with nonnegative definite coefficient matrix. Illustrates use of algorithm A24CG. (See J.C. Nash, Compact Numerical Methods for Computers: Linear Algebra and Function Minimization, John Wiley, New York, 1979, pages 197-198.). Classes : D2b1b . Solution of systems of linear equations, including matrix inverses, and LU and related factorizations (real symmetric positive definite matrices) Type : Fortran software in NASHLIB collection. Access : Public domain. Portable. Precision: Single. Usage : CALL A24CG(N, B, C, TOL, G, IPR, APR, V, T, IMULT) Details : Source Sites : (1) ITL
ITL: Unix Workstation Network, National Institute of Standards and Technology (NIST), Gaithersburg, MD. Available to NIST staff. Precision: Single.
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