LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Functions/Subroutines
dlasd0.f File Reference

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Functions/Subroutines

subroutine dlasd0 (N, SQRE, D, E, U, LDU, VT, LDVT, SMLSIZ, IWORK, WORK, INFO)
 DLASD0 computes the singular values of a real upper bidiagonal n-by-m matrix B with diagonal d and off-diagonal e. Used by sbdsdc. More...
 
dlasd1
subroutine dlasd1(NL, NR, SQRE, D, ALPHA, BETA, U, LDU, VT, LDVT, IDXQ, IWORK, WORK, INFO)
DLASD1 computes the SVD of an upper bidiagonal matrix B of the specified size. Used by sbdsdc.
Definition: dlasd1.f:206
dlasdt
subroutine dlasdt(N, LVL, ND, INODE, NDIML, NDIMR, MSUB)
DLASDT creates a tree of subproblems for bidiagonal divide and conquer. Used by sbdsdc.
Definition: dlasdt.f:107
dlasdq
subroutine dlasdq(UPLO, SQRE, N, NCVT, NRU, NCC, D, E, VT, LDVT, U, LDU, C, LDC, WORK, INFO)
DLASDQ computes the SVD of a real bidiagonal matrix with diagonal d and off-diagonal e....
Definition: dlasdq.f:213
xerbla
subroutine xerbla(SRNAME, INFO)
XERBLA
Definition: xerbla.f:62