LAPACK  3.8.0
LAPACK: Linear Algebra PACKage
Collaboration diagram for real:

Functions

subroutine sgeqpf (M, N, A, LDA, JPVT, TAU, WORK, INFO)
 SGEQPF More...
 
subroutine sgebak (JOB, SIDE, N, ILO, IHI, SCALE, M, V, LDV, INFO)
 SGEBAK More...
 
subroutine sgebal (JOB, N, A, LDA, ILO, IHI, SCALE, INFO)
 SGEBAL More...
 
subroutine sgebd2 (M, N, A, LDA, D, E, TAUQ, TAUP, WORK, INFO)
 SGEBD2 reduces a general matrix to bidiagonal form using an unblocked algorithm. More...
 
subroutine sgebrd (M, N, A, LDA, D, E, TAUQ, TAUP, WORK, LWORK, INFO)
 SGEBRD More...
 
subroutine sgecon (NORM, N, A, LDA, ANORM, RCOND, WORK, IWORK, INFO)
 SGECON More...
 
subroutine sgeequ (M, N, A, LDA, R, C, ROWCND, COLCND, AMAX, INFO)
 SGEEQU More...
 
subroutine sgeequb (M, N, A, LDA, R, C, ROWCND, COLCND, AMAX, INFO)
 SGEEQUB More...
 
subroutine sgehd2 (N, ILO, IHI, A, LDA, TAU, WORK, INFO)
 SGEHD2 reduces a general square matrix to upper Hessenberg form using an unblocked algorithm. More...
 
subroutine sgehrd (N, ILO, IHI, A, LDA, TAU, WORK, LWORK, INFO)
 SGEHRD More...
 
subroutine sgelq2 (M, N, A, LDA, TAU, WORK, INFO)
 SGELQ2 computes the LQ factorization of a general rectangular matrix using an unblocked algorithm. More...
 
subroutine sgelqf (M, N, A, LDA, TAU, WORK, LWORK, INFO)
 SGELQF More...
 
subroutine sgemqrt (SIDE, TRANS, M, N, K, NB, V, LDV, T, LDT, C, LDC, WORK, INFO)
 SGEMQRT More...
 
subroutine sgeql2 (M, N, A, LDA, TAU, WORK, INFO)
 SGEQL2 computes the QL factorization of a general rectangular matrix using an unblocked algorithm. More...
 
subroutine sgeqlf (M, N, A, LDA, TAU, WORK, LWORK, INFO)
 SGEQLF More...
 
subroutine sgeqp3 (M, N, A, LDA, JPVT, TAU, WORK, LWORK, INFO)
 SGEQP3 More...
 
subroutine sgeqr2 (M, N, A, LDA, TAU, WORK, INFO)
 SGEQR2 computes the QR factorization of a general rectangular matrix using an unblocked algorithm. More...
 
subroutine sgeqr2p (M, N, A, LDA, TAU, WORK, INFO)
 SGEQR2P computes the QR factorization of a general rectangular matrix with non-negative diagonal elements using an unblocked algorithm. More...
 
subroutine sgeqrf (M, N, A, LDA, TAU, WORK, LWORK, INFO)
 SGEQRF More...
 
subroutine sgeqrfp (M, N, A, LDA, TAU, WORK, LWORK, INFO)
 SGEQRFP More...
 
subroutine sgeqrt (M, N, NB, A, LDA, T, LDT, WORK, INFO)
 SGEQRT More...
 
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. More...
 
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. More...
 
subroutine sgerfs (TRANS, N, NRHS, A, LDA, AF, LDAF, IPIV, B, LDB, X, LDX, FERR, BERR, WORK, IWORK, INFO)
 SGERFS More...
 
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 More...
 
subroutine sgerq2 (M, N, A, LDA, TAU, WORK, INFO)
 SGERQ2 computes the RQ factorization of a general rectangular matrix using an unblocked algorithm. More...
 
subroutine sgerqf (M, N, A, LDA, TAU, WORK, LWORK, INFO)
 SGERQF More...
 
subroutine sgesvj (JOBA, JOBU, JOBV, M, N, A, LDA, SVA, MV, V, LDV, WORK, LWORK, INFO)
 SGESVJ More...
 
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). More...
 
subroutine sgetrf (M, N, A, LDA, IPIV, INFO)
 SGETRF More...
 
recursive subroutine sgetrf2 (M, N, A, LDA, IPIV, INFO)
 SGETRF2 More...
 
subroutine sgetri (N, A, LDA, IPIV, WORK, LWORK, INFO)
 SGETRI More...
 
subroutine sgetrs (TRANS, N, NRHS, A, LDA, IPIV, B, LDB, INFO)
 SGETRS More...
 
subroutine shgeqz (JOB, COMPQ, COMPZ, N, ILO, IHI, H, LDH, T, LDT, ALPHAR, ALPHAI, BETA, Q, LDQ, Z, LDZ, WORK, LWORK, INFO)
 SHGEQZ More...
 
subroutine sla_geamv (TRANS, M, N, ALPHA, A, LDA, X, INCX, BETA, Y, INCY)
 SLA_GEAMV computes a matrix-vector product using a general matrix to calculate error bounds. More...
 
real function sla_gercond (TRANS, N, A, LDA, AF, LDAF, IPIV, CMODE, C, INFO, WORK, IWORK)
 SLA_GERCOND estimates the Skeel condition number for a general matrix. More...
 
subroutine sla_gerfsx_extended (PREC_TYPE, TRANS_TYPE, N, NRHS, A, LDA, AF, LDAF, IPIV, COLEQU, C, B, LDB, Y, LDY, BERR_OUT, N_NORMS, ERRS_N, ERRS_C, RES, AYB, DY, Y_TAIL, RCOND, ITHRESH, RTHRESH, DZ_UB, IGNORE_CWISE, INFO)
 SLA_GERFSX_EXTENDED improves the computed solution to a system of linear equations for general matrices by performing extra-precise iterative refinement and provides error bounds and backward error estimates for the solution. More...
 
real function sla_gerpvgrw (N, NCOLS, A, LDA, AF, LDAF)
 SLA_GERPVGRW More...
 
subroutine stgevc (SIDE, HOWMNY, SELECT, N, S, LDS, P, LDP, VL, LDVL, VR, LDVR, MM, M, WORK, INFO)
 STGEVC More...
 
subroutine stgexc (WANTQ, WANTZ, N, A, LDA, B, LDB, Q, LDQ, Z, LDZ, IFST, ILST, WORK, LWORK, INFO)
 STGEXC More...
 

Detailed Description

This is the group of real computational functions for GE matrices