LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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Collaboration diagram for complex:

Functions

subroutine cgbbrd (vect, m, n, ncc, kl, ku, ab, ldab, d, e, q, ldq, pt, ldpt, c, ldc, work, rwork, info)
 CGBBRD
 
subroutine cgbcon (norm, n, kl, ku, ab, ldab, ipiv, anorm, rcond, work, rwork, info)
 CGBCON
 
subroutine cgbequ (m, n, kl, ku, ab, ldab, r, c, rowcnd, colcnd, amax, info)
 CGBEQU
 
subroutine cgbequb (m, n, kl, ku, ab, ldab, r, c, rowcnd, colcnd, amax, info)
 CGBEQUB
 
subroutine cgbrfs (trans, n, kl, ku, nrhs, ab, ldab, afb, ldafb, ipiv, b, ldb, x, ldx, ferr, berr, work, rwork, info)
 CGBRFS
 
subroutine cgbrfsx (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, rwork, info)
 CGBRFSX
 
subroutine cgbtf2 (m, n, kl, ku, ab, ldab, ipiv, info)
 CGBTF2 computes the LU factorization of a general band matrix using the unblocked version of the algorithm.
 
subroutine cgbtrf (m, n, kl, ku, ab, ldab, ipiv, info)
 CGBTRF
 
subroutine cgbtrs (trans, n, kl, ku, nrhs, ab, ldab, ipiv, b, ldb, info)
 CGBTRS
 
subroutine cggbak (job, side, n, ilo, ihi, lscale, rscale, m, v, ldv, info)
 CGGBAK
 
subroutine cggbal (job, n, a, lda, b, ldb, ilo, ihi, lscale, rscale, work, info)
 CGGBAL
 
subroutine cla_gbamv (trans, m, n, kl, ku, alpha, ab, ldab, x, incx, beta, y, incy)
 CLA_GBAMV performs a matrix-vector operation to calculate error bounds.
 
real function cla_gbrcond_c (trans, n, kl, ku, ab, ldab, afb, ldafb, ipiv, c, capply, info, work, rwork)
 CLA_GBRCOND_C computes the infinity norm condition number of op(A)*inv(diag(c)) for general banded matrices.
 
real function cla_gbrcond_x (trans, n, kl, ku, ab, ldab, afb, ldafb, ipiv, x, info, work, rwork)
 CLA_GBRCOND_X computes the infinity norm condition number of op(A)*diag(x) for general banded matrices.
 
subroutine cla_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)
 CLA_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 cla_gbrpvgrw (n, kl, ku, ncols, ab, ldab, afb, ldafb)
 CLA_GBRPVGRW computes the reciprocal pivot growth factor norm(A)/norm(U) for a general banded matrix.
 
subroutine cungbr (vect, m, n, k, a, lda, tau, work, lwork, info)
 CUNGBR
 

Detailed Description

This is the group of complex computational functions for GB matrices