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{un,or}bdb1: step in uncsd2by1
LAPACK » Orthogonal/unitary factors (QR, CS, etc.) » Cosine-Sine (CS) decomposition
Collaboration diagram for {un,or}bdb1: step in uncsd2by1:

## Functions

subroutine | cunbdb1 (m, p, q, x11, ldx11, x21, ldx21, theta, phi, taup1, taup2, tauq1, work, lwork, info)
| CUNBDB1
subroutine | dorbdb1 (m, p, q, x11, ldx11, x21, ldx21, theta, phi, taup1, taup2, tauq1, work, lwork, info)
| DORBDB1
subroutine | sorbdb1 (m, p, q, x11, ldx11, x21, ldx21, theta, phi, taup1, taup2, tauq1, work, lwork, info)
| SORBDB1
subroutine | zunbdb1 (m, p, q, x11, ldx11, x21, ldx21, theta, phi, taup1, taup2, tauq1, work, lwork, info)
| ZUNBDB1

## Detailed Description