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LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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Functions | |
subroutine | sgbbrd (vect, m, n, ncc, kl, ku, ab, ldab, d, e, q, ldq, pt, ldpt, c, ldc, work, info) |
SGBBRD | |
subroutine | sgbcon (norm, n, kl, ku, ab, ldab, ipiv, anorm, rcond, work, iwork, info) |
SGBCON | |
subroutine | sgbequ (m, n, kl, ku, ab, ldab, r, c, rowcnd, colcnd, amax, info) |
SGBEQU | |
subroutine | sgbequb (m, n, kl, ku, ab, ldab, r, c, rowcnd, colcnd, amax, info) |
SGBEQUB | |
subroutine | sgbrfs (trans, n, kl, ku, nrhs, ab, ldab, afb, ldafb, ipiv, b, ldb, x, ldx, ferr, berr, work, iwork, info) |
SGBRFS | |
subroutine | sgbrfsx (trans, equed, n, kl, ku, nrhs, ab, ldab, afb, ldafb, ipiv, r, c, b, ldb, x, ldx, rcond, berr, n_err_bnds, err_bnds_norm, err_bnds_comp, nparams, params, work, iwork, info) |
SGBRFSX | |
subroutine | sgbtf2 (m, n, kl, ku, ab, ldab, ipiv, info) |
SGBTF2 computes the LU factorization of a general band matrix using the unblocked version of the algorithm. | |
subroutine | sgbtrf (m, n, kl, ku, ab, ldab, ipiv, info) |
SGBTRF | |
subroutine | sgbtrs (trans, n, kl, ku, nrhs, ab, ldab, ipiv, b, ldb, info) |
SGBTRS | |
subroutine | sggbak (job, side, n, ilo, ihi, lscale, rscale, m, v, ldv, info) |
SGGBAK | |
subroutine | sggbal (job, n, a, lda, b, ldb, ilo, ihi, lscale, rscale, work, info) |
SGGBAL | |
subroutine | sla_gbamv (trans, m, n, kl, ku, alpha, ab, ldab, x, incx, beta, y, incy) |
SLA_GBAMV performs a matrix-vector operation to calculate error bounds. | |
real function | sla_gbrcond (trans, n, kl, ku, ab, ldab, afb, ldafb, ipiv, cmode, c, info, work, iwork) |
SLA_GBRCOND estimates the Skeel condition number for a general banded matrix. | |
subroutine | sla_gbrfsx_extended (prec_type, trans_type, n, kl, ku, nrhs, ab, ldab, afb, ldafb, ipiv, colequ, c, b, ldb, y, ldy, berr_out, n_norms, err_bnds_norm, err_bnds_comp, res, ayb, dy, y_tail, rcond, ithresh, rthresh, dz_ub, ignore_cwise, info) |
SLA_GBRFSX_EXTENDED improves the computed solution to a system of linear equations for general banded matrices by performing extra-precise iterative refinement and provides error bounds and backward error estimates for the solution. | |
real function | sla_gbrpvgrw (n, kl, ku, ncols, ab, ldab, afb, ldafb) |
SLA_GBRPVGRW computes the reciprocal pivot growth factor norm(A)/norm(U) for a general banded matrix. | |
subroutine | sorgbr (vect, m, n, k, a, lda, tau, work, lwork, info) |
SORGBR | |
This is the group of real computational functions for GB matrices