# clahr2.f - Man Page

## Synopsis

### Functions/Subroutines

subroutine **clahr2** (**N**, K, NB, A, **LDA**, TAU, T, LDT, Y, LDY)**CLAHR2** reduces the specified number of first columns of a general rectangular matrix A so that elements below the specified subdiagonal are zero, and returns auxiliary matrices which are needed to apply the transformation to the unreduced part of A.

## Author

Generated automatically by Doxygen for LAPACK from the source code.

## Info

Thu Apr 1 2021 Version 3.9.1 LAPACK