bundles / scipy latest / scipy / linalg / _flapack / zgehrd_lwork

lapack_function

`scipy.linalg._flapack:zgehrd_lwork`

source: build-install/usr/lib/python3.14/site-packages/scipy/linalg/_flapack.cpython-314-x86_64-linux-gnu.so

Summary

Query the optimal lwork for zgehrd.

Parameters

n : int: Order of the square matrix.
lo : int, optional: Index of the first row/column to reduce, 0-based. Default is 0.
hi : int, optional: Index of the last row/column to reduce, 0-based. Default is n - 1.

Returns

work : complex: Optimal size of the work array, as a scalar of the routine's dtype.
info : int: 0 on success; if negative, the -info-th argument had an illegal value.

Aliases

scipy.linalg._flapack.zgehrd_lwork