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NAG Parallel Library

F11 - Sparse Linear Algebra


Chapter Introduction
F11BAFP Set-up for F11BBFP and F11BCFP, iterative solution of real (unsymmetric) system of simultaneous linear equations, Restarted Generalised Minimal Residual method (RGMRES)
F11BBFP Main solver, iterative solution of a general (unsymmetric) system of simultaneous linear equations, Restarted Generalised Minimal Residual method (RGMRES)
F11BCFP Information about the computations carried out by F11BBFP, iterative solution of a general (unsymmetric) system of simultaneous linear equations, Restarted Generalised Minimal Residual method (RGMRES)
F11DAFP Incomplete LU factorization of the local diagonal blocks of a real sparse matrix, represented in coordinate storage format, distributed on a logical grid of processors in cyclic row block form
F11DBFP Solution of real system of linear equations, involving a real block diagonal sparse matrix, represented in coordinate storage format, distributed on a logical grid of processors in cyclic row block form
F11DCFP Black Box routine for sparse system of linear equations
F11GAFP Set-up for F11GBFP and F11GCFP, iterative solution of a symmetric system of simultaneous linear equations, Conjugate Gradient method or a Lanczos method based on SYMMLQ
F11GBFP Main solver, iterative solution of a symmetric system of simultaneous linear equations, Conjugate Gradient method or a Lanczos method based on SYMMLQ
F11GCFP Information about the computations carried out by F11GBFP, iterative solution of a symmetric system of simultaneous linear equations, Conjugate Gradient method or a Lanczos method based on SYMMLQ
F11XAFP Set-up for F11XBFP, matrix-vector or transposed matrix-vector product involving a real sparse matrix, represented in coordinate storage format, distributed on a logical grid of processors in cyclic row block form
F11XBFP Computes a matrix-vector or transposed matrix-vector product involving a real sparse matrix, represented in coordinate storage format, distributed on a logical grid of processors in cyclic row block form
F11ZAFP General set-up routine for real sparse matrices, represented in coordinate storage format, distributed on a logical grid of processors in cyclic row block form


© The Numerical Algorithms Group Ltd, Oxford UK. 1999