---
name: "unitary_top"
section: "3"
platform: "linux"
package: "lapack-doc"
version: "3.12.1-2"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/unitary_top"
---

# unitary\_top(3)

Orthogonal/unitary factors (QR, CS, etc.)

## NAME

unitary\_top - Orthogonal/unitary factors (QR, CS, etc.)

## SYNOPSIS

### Topics

**QR**\
 **QR with pivoting**\
 **QR, tall-skinny**\
 **QR, triangular-pentagonal**\
 **Generalized QR**\
 **LQ**\
 **LQ, short-wide**\
 **LQ, triangular-pentagonal**\
 **QL**\
 **RQ**\
 **Generalized RQ**\
 **RZ**\
 **Cosine-Sine (CS) decomposition**\
 **Householder reflectors**\
 **Givens/Jacobi plane rotations**\

## Detailed Description

## Author

Generated automatically by Doxygen for LAPACK from the source code.