Section 3: library functions
dgeqrt.f – Synopsis Functions/Subroutines subroutine dgeqrt (M, N, NB, A, LDA, T, LDT, WORK, INFO) DGEQRT Function/Subroutine Documentation subroutine dgeqrt (integerM, integerN, integerNB, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( ldt, * )T, integerLDT, double precision, dimension( * )WORK, integerINFO) DGEQRT Purpose: DGEQRT computes a blocked QR factorization of a real M-by-N…
dgeqrfp.f – Synopsis Functions/Subroutines subroutine dgeqrfp (M, N, A, LDA, TAU, WORK, LWORK, INFO) DGEQRFP Function/Subroutine Documentation subroutine dgeqrfp (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerLWORK, integerINFO) DGEQRFP Purpose: DGEQRFP computes a QR factorization of a real M-by-N matrix A: A =…
dgeqrf.f – Synopsis Functions/Subroutines subroutine dgeqrf (M, N, A, LDA, TAU, WORK, LWORK, INFO) DGEQRF Function/Subroutine Documentation subroutine dgeqrf (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerLWORK, integerINFO) DGEQRF Purpose: DGEQRF computes a QR factorization of a real M-by-N matrix A: A =…
dgeqr2p.f – Synopsis Functions/Subroutines subroutine dgeqr2p (M, N, A, LDA, TAU, WORK, INFO) DGEQR2P computes the QR factorization of a general rectangular matrix with non-negative diagonal elements using an unblocked algorithm. Function/Subroutine Documentation subroutine dgeqr2p (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerINFO)…
dgeqr2.f – Synopsis Functions/Subroutines subroutine dgeqr2 (M, N, A, LDA, TAU, WORK, INFO) DGEQR2 computes the QR factorization of a general rectangular matrix using an unblocked algorithm. Function/Subroutine Documentation subroutine dgeqr2 (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerINFO) DGEQR2 computes the QR…
dgeqpf.f – Synopsis Functions/Subroutines subroutine dgeqpf (M, N, A, LDA, JPVT, TAU, WORK, INFO) DGEQPF Function/Subroutine Documentation subroutine dgeqpf (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, integer, dimension( * )JPVT, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerINFO) DGEQPF Purpose: This routine is deprecated and has been replaced by routine…
dgeqp3.f – Synopsis Functions/Subroutines subroutine dgeqp3 (M, N, A, LDA, JPVT, TAU, WORK, LWORK, INFO) DGEQP3 Function/Subroutine Documentation subroutine dgeqp3 (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, integer, dimension( * )JPVT, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerLWORK, integerINFO) DGEQP3 Purpose: DGEQP3 computes a QR factorization with column pivoting…
dgeqlf.f – Synopsis Functions/Subroutines subroutine dgeqlf (M, N, A, LDA, TAU, WORK, LWORK, INFO) DGEQLF Function/Subroutine Documentation subroutine dgeqlf (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerLWORK, integerINFO) DGEQLF Purpose: DGEQLF computes a QL factorization of a real M-by-N matrix A: A =…
dgeql2.f – Synopsis Functions/Subroutines subroutine dgeql2 (M, N, A, LDA, TAU, WORK, INFO) DGEQL2 computes the QL factorization of a general rectangular matrix using an unblocked algorithm. Function/Subroutine Documentation subroutine dgeql2 (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerINFO) DGEQL2 computes the QL…
dgemv.f – Synopsis Functions/Subroutines subroutine dgemv (TRANS, M, N, ALPHA, A, LDA, X, INCX, BETA, Y, INCY) DGEMV Function/Subroutine Documentation subroutine dgemv (characterTRANS, integerM, integerN, double precisionALPHA, double precision, dimension(lda,*)A, integerLDA, double precision, dimension(*)X, integerINCX, double precisionBETA, double precision, dimension(*)Y, integerINCY) DGEMV Purpose: DGEMV performs one of the matrix-vector operations y := alpha*A*x + beta*y,…
dgemqrt.f – Synopsis Functions/Subroutines subroutine dgemqrt (SIDE, TRANS, M, N, K, NB, V, LDV, T, LDT, C, LDC, WORK, INFO) DGEMQRT Function/Subroutine Documentation subroutine dgemqrt (characterSIDE, characterTRANS, integerM, integerN, integerK, integerNB, double precision, dimension( ldv, * )V, integerLDV, double precision, dimension( ldt, * )T, integerLDT, double precision, dimension( ldc, * )C, integerLDC, double precision, dimension(…
dgemm.f – Synopsis Functions/Subroutines subroutine dgemm (TRANSA, TRANSB, M, N, K, ALPHA, A, LDA, B, LDB, BETA, C, LDC) DGEMM Function/Subroutine Documentation subroutine dgemm (characterTRANSA, characterTRANSB, integerM, integerN, integerK, double precisionALPHA, double precision, dimension(lda,*)A, integerLDA, double precision, dimension(ldb,*)B, integerLDB, double precisionBETA, double precision, dimension(ldc,*)C, integerLDC) DGEMM Purpose: DGEMM performs one of the matrix-matrix operations C…
dgelsy.f – Synopsis Functions/Subroutines subroutine dgelsy (M, N, NRHS, A, LDA, B, LDB, JPVT, RCOND, RANK, WORK, LWORK, INFO) DGELSY solves overdetermined or underdetermined systems for GE matrices Function/Subroutine Documentation subroutine dgelsy (integerM, integerN, integerNRHS, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( ldb, * )B, integerLDB, integer, dimension( * )JPVT, double precisionRCOND,…
dgelsx.f – Synopsis Functions/Subroutines subroutine dgelsx (M, N, NRHS, A, LDA, B, LDB, JPVT, RCOND, RANK, WORK, INFO) DGELSX solves overdetermined or underdetermined systems for GE matrices Function/Subroutine Documentation subroutine dgelsx (integerM, integerN, integerNRHS, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( ldb, * )B, integerLDB, integer, dimension( * )JPVT, double precisionRCOND, integerRANK,…
dgelss.f – Synopsis Functions/Subroutines subroutine dgelss (M, N, NRHS, A, LDA, B, LDB, S, RCOND, RANK, WORK, LWORK, INFO) DGELSS solves overdetermined or underdetermined systems for GE matrices Function/Subroutine Documentation subroutine dgelss (integerM, integerN, integerNRHS, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( ldb, * )B, integerLDB, double precision, dimension( * )S, double…
dgelsd.f – Synopsis Functions/Subroutines subroutine dgelsd (M, N, NRHS, A, LDA, B, LDB, S, RCOND, RANK, WORK, LWORK, IWORK, INFO) DGELSD computes the minimum-norm solution to a linear least squares problem for GE matrices Function/Subroutine Documentation subroutine dgelsd (integerM, integerN, integerNRHS, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( ldb, * )B, integerLDB,…
dgels.f – Synopsis Functions/Subroutines subroutine dgels (TRANS, M, N, NRHS, A, LDA, B, LDB, WORK, LWORK, INFO) DGELS solves overdetermined or underdetermined systems for GE matrices Function/Subroutine Documentation subroutine dgels (characterTRANS, integerM, integerN, integerNRHS, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( ldb, * )B, integerLDB, double precision, dimension( * )WORK, integerLWORK, integerINFO)…
dgelqf.f – Synopsis Functions/Subroutines subroutine dgelqf (M, N, A, LDA, TAU, WORK, LWORK, INFO) DGELQF Function/Subroutine Documentation subroutine dgelqf (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerLWORK, integerINFO) DGELQF Purpose: DGELQF computes an LQ factorization of a real M-by-N matrix A: A =…
dgelq2.f – Synopsis Functions/Subroutines subroutine dgelq2 (M, N, A, LDA, TAU, WORK, INFO) DGELQ2 computes the LQ factorization of a general rectangular matrix using an unblocked algorithm. Function/Subroutine Documentation subroutine dgelq2 (integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( * )TAU, double precision, dimension( * )WORK, integerINFO) DGELQ2 computes the LQ…
dgejsv.f – Synopsis Functions/Subroutines subroutine dgejsv (JOBA, JOBU, JOBV, JOBR, JOBT, JOBP, M, N, A, LDA, SVA, U, LDU, V, LDV, WORK, LWORK, IWORK, INFO) DGEJSV Function/Subroutine Documentation subroutine dgejsv (character*1JOBA, character*1JOBU, character*1JOBV, character*1JOBR, character*1JOBT, character*1JOBP, integerM, integerN, double precision, dimension( lda, * )A, integerLDA, double precision, dimension( n )SVA, double precision, dimension( ldu, *…