NAME sgetri.f – SYNOPSIS Functions/Subroutines subroutine sgetri (N, A, LDA, IPIV, WORK, LWORK, INFO) SGETRI Function/Subroutine Documentation subroutine sgetri (integerN, real, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, real, dimension( * )WORK, integerLWORK, integerINFO) SGETRI Purpose: SGETRI computes the inverse of a matrix using the LU factorization computed by SGETRF. This method inverts…
NAME sgetrf.f – SYNOPSIS Functions/Subroutines subroutine sgetrf (M, N, A, LDA, IPIV, INFO) SGETRF Function/Subroutine Documentation subroutine sgetrf (integerM, integerN, real, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, integerINFO) SGETRF Purpose: SGETRF computes an LU factorization of a general M-by-N matrix A using partial pivoting with row interchanges. The factorization has the form…
NAME sgetf2.f – SYNOPSIS Functions/Subroutines subroutine sgetf2 (M, N, A, LDA, IPIV, INFO) SGETF2 computes the LU factorization of a general m-by-n matrix using partial pivoting with row interchanges (unblocked algorithm). Function/Subroutine Documentation subroutine sgetf2 (integerM, integerN, real, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, integerINFO) SGETF2 computes the LU factorization of a…
NAME sgetc2.f – SYNOPSIS Functions/Subroutines subroutine sgetc2 (N, A, LDA, IPIV, JPIV, INFO) SGETC2 computes the LU factorization with complete pivoting of the general n-by-n matrix. Function/Subroutine Documentation subroutine sgetc2 (integerN, real, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, integer, dimension( * )JPIV, integerINFO) SGETC2 computes the LU factorization with complete pivoting of…
sgesvxx.f – Synopsis Functions/Subroutines subroutine sgesvxx (FACT, TRANS, N, NRHS, A, LDA, AF, LDAF, IPIV, EQUED, R, C, B, LDB, X, LDX, RCOND, RPVGRW, BERR, N_ERR_BNDS, ERR_BNDS_NORM, ERR_BNDS_COMP, NPARAMS, PARAMS, WORK, IWORK, INFO) SGESVXX computes the solution to system of linear equations A * X = B for GE matrices Function/Subroutine Documentation subroutine sgesvxx (characterFACT,…
sgesvx.f – Synopsis Functions/Subroutines subroutine sgesvx (FACT, TRANS, N, NRHS, A, LDA, AF, LDAF, IPIV, EQUED, R, C, B, LDB, X, LDX, RCOND, FERR, BERR, WORK, IWORK, INFO) SGESVX computes the solution to system of linear equations A * X = B for GE matrices Function/Subroutine Documentation subroutine sgesvx (characterFACT, characterTRANS, integerN, integerNRHS, real, dimension(…
NAME sgesvj.f – SYNOPSIS Functions/Subroutines subroutine sgesvj (JOBA, JOBU, JOBV, M, N, A, LDA, SVA, MV, V, LDV, WORK, LWORK, INFO) SGESVJ Function/Subroutine Documentation subroutine sgesvj (character*1JOBA, character*1JOBU, character*1JOBV, integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( n )SVA, integerMV, real, dimension( ldv, * )V, integerLDV, real, dimension( lwork )WORK, integerLWORK, integerINFO) SGESVJ…
NAME sgesvd.f – SYNOPSIS Functions/Subroutines subroutine sgesvd (JOBU, JOBVT, M, N, A, LDA, S, U, LDU, VT, LDVT, WORK, LWORK, INFO) SGESVD computes the singular value decomposition (SVD) for GE matrices Function/Subroutine Documentation subroutine sgesvd (characterJOBU, characterJOBVT, integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( * )S, real, dimension( ldu, * )U, integerLDU,…
sgesv.f – Synopsis Functions/Subroutines subroutine sgesv (N, NRHS, A, LDA, IPIV, B, LDB, INFO) SGESV computes the solution to system of linear equations A * X = B for GE matrices (simple driver) Function/Subroutine Documentation subroutine sgesv (integerN, integerNRHS, real, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, real, dimension( ldb, * )B, integerLDB,…
NAME sgesdd.f – SYNOPSIS Functions/Subroutines subroutine sgesdd (JOBZ, M, N, A, LDA, S, U, LDU, VT, LDVT, WORK, LWORK, IWORK, INFO) SGESDD Function/Subroutine Documentation subroutine sgesdd (characterJOBZ, integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( * )S, real, dimension( ldu, * )U, integerLDU, real, dimension( ldvt, * )VT, integerLDVT, real, dimension( * )WORK,…
NAME sgesc2.f – SYNOPSIS Functions/Subroutines subroutine sgesc2 (N, A, LDA, RHS, IPIV, JPIV, SCALE) SGESC2 solves a system of linear equations using the LU factorization with complete pivoting computed by sgetc2. Function/Subroutine Documentation subroutine sgesc2 (integerN, real, dimension( lda, * )A, integerLDA, real, dimension( * )RHS, integer, dimension( * )IPIV, integer, dimension( * )JPIV, realSCALE)…
NAME sgerqf.f – SYNOPSIS Functions/Subroutines subroutine sgerqf (M, N, A, LDA, TAU, WORK, LWORK, INFO) SGERQF Function/Subroutine Documentation subroutine sgerqf (integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( * )TAU, real, dimension( * )WORK, integerLWORK, integerINFO) SGERQF Purpose: SGERQF computes an RQ factorization of a real M-by-N matrix A: A = R *…
NAME sgerq2.f – SYNOPSIS Functions/Subroutines subroutine sgerq2 (M, N, A, LDA, TAU, WORK, INFO) SGERQ2 computes the RQ factorization of a general rectangular matrix using an unblocked algorithm. Function/Subroutine Documentation subroutine sgerq2 (integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( * )TAU, real, dimension( * )WORK, integerINFO) SGERQ2 computes the RQ factorization of…
NAME sgerfsx.f – SYNOPSIS Functions/Subroutines subroutine sgerfsx (TRANS, EQUED, N, NRHS, A, LDA, AF, LDAF, IPIV, R, C, B, LDB, X, LDX, RCOND, BERR, N_ERR_BNDS, ERR_BNDS_NORM, ERR_BNDS_COMP, NPARAMS, PARAMS, WORK, IWORK, INFO) SGERFSX Function/Subroutine Documentation subroutine sgerfsx (characterTRANS, characterEQUED, integerN, integerNRHS, real, dimension( lda, * )A, integerLDA, real, dimension( ldaf, * )AF, integerLDAF, integer, dimension(…
NAME sgerfs.f – SYNOPSIS Functions/Subroutines subroutine sgerfs (TRANS, N, NRHS, A, LDA, AF, LDAF, IPIV, B, LDB, X, LDX, FERR, BERR, WORK, IWORK, INFO) SGERFS Function/Subroutine Documentation subroutine sgerfs (characterTRANS, integerN, integerNRHS, real, dimension( lda, * )A, integerLDA, real, dimension( ldaf, * )AF, integerLDAF, integer, dimension( * )IPIV, real, dimension( ldb, * )B, integerLDB, real,…
NAME sger.f – SYNOPSIS Functions/Subroutines subroutine sger (M, N, ALPHA, X, INCX, Y, INCY, A, LDA) SGER Function/Subroutine Documentation subroutine sger (integerM, integerN, realALPHA, real, dimension(*)X, integerINCX, real, dimension(*)Y, integerINCY, real, dimension(lda,*)A, integerLDA) SGER Purpose: SGER performs the rank 1 operation A := alpha*x*y**T + A, where alpha is a scalar, x is an m…
NAME sgeqrt3.f – SYNOPSIS Functions/Subroutines recursive subroutine sgeqrt3 (M, N, A, LDA, T, LDT, INFO) SGEQRT3 recursively computes a QR factorization of a general real or complex matrix using the compact WY representation of Q. Function/Subroutine Documentation recursive subroutine sgeqrt3 (integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( ldt, * )T, integerLDT, integerINFO)…
NAME sgeqrt2.f – SYNOPSIS Functions/Subroutines subroutine sgeqrt2 (M, N, A, LDA, T, LDT, INFO) SGEQRT2 computes a QR factorization of a general real or complex matrix using the compact WY representation of Q. Function/Subroutine Documentation subroutine sgeqrt2 (integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( ldt, * )T, integerLDT, integerINFO) SGEQRT2 computes a…
NAME sgeqrt.f – SYNOPSIS Functions/Subroutines subroutine sgeqrt (M, N, NB, A, LDA, T, LDT, WORK, INFO) SGEQRT Function/Subroutine Documentation subroutine sgeqrt (integerM, integerN, integerNB, real, dimension( lda, * )A, integerLDA, real, dimension( ldt, * )T, integerLDT, real, dimension( * )WORK, integerINFO) SGEQRT Purpose: SGEQRT computes a blocked QR factorization of a real M-by-N matrix A…
NAME sgeqrfp.f – SYNOPSIS Functions/Subroutines subroutine sgeqrfp (M, N, A, LDA, TAU, WORK, LWORK, INFO) SGEQRFP Function/Subroutine Documentation subroutine sgeqrfp (integerM, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( * )TAU, real, dimension( * )WORK, integerLWORK, integerINFO) SGEQRFP Purpose: SGEQRFP computes a QR factorization of a real M-by-N matrix A: A = Q *…