---
name: "blas2_like_grp"
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/blas2_like_grp"
---

# blas2\_like\_grp(3)

Level 2 BLAS-like matrix-vector ops

## NAME

blas2\_like\_grp - Level 2 BLAS-like matrix-vector ops

## SYNOPSIS

### Topics

**ilalc:          find non-zero col**\
 **ilalr:          find non-zero row**\
 **lascl:          scale matrix**\
 **la\_geamv:       matrix-vector multiply \|A\| \* \|x\|, general**\
 **la\_gbamv:       matrix-vector multiply \|A\| \* \|x\|, general banded**\
 **la\_heamv:       matrix-vector multiply \|A\| \* \|x\|, Hermitian/symmetric**\
 **lascl2:         diagonal scale matrix, A = D A**\
 **larscl2:        reciprocal diagonal scale matrix, A = D^{-1} A**\
 **la\_wwaddw:      add to double-double or single-single vector**\

## Detailed Description

## Author

Generated automatically by Doxygen for LAPACK from the source code.