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lalsa: SVD of coefficient matrix, step in gelsd
LAPACK » Least squares » Auxiliary routines
Collaboration diagram for lalsa: SVD of coefficient matrix, step in gelsd:

## Functions

subroutine | clalsa (icompq, smlsiz, n, nrhs, b, ldb, bx, ldbx, u, ldu, vt, k, difl, difr, z, poles, givptr, givcol, ldgcol, perm, givnum, c, s, rwork, iwork, info)
| CLALSA computes the SVD of the coefficient matrix in compact form. Used by sgelsd.
subroutine | dlalsa (icompq, smlsiz, n, nrhs, b, ldb, bx, ldbx, u, ldu, vt, k, difl, difr, z, poles, givptr, givcol, ldgcol, perm, givnum, c, s, work, iwork, info)
| DLALSA computes the SVD of the coefficient matrix in compact form. Used by sgelsd.
subroutine | slalsa (icompq, smlsiz, n, nrhs, b, ldb, bx, ldbx, u, ldu, vt, k, difl, difr, z, poles, givptr, givcol, ldgcol, perm, givnum, c, s, work, iwork, info)
| SLALSA computes the SVD of the coefficient matrix in compact form. Used by sgelsd.
subroutine | zlalsa (icompq, smlsiz, n, nrhs, b, ldb, bx, ldbx, u, ldu, vt, k, difl, difr, z, poles, givptr, givcol, ldgcol, perm, givnum, c, s, rwork, iwork, info)
| ZLALSA computes the SVD of the coefficient matrix in compact form. Used by sgelsd.

## Detailed Description