clatbs(3) on Linux
The text b4d3870d52e6, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
solve one of the triangular systems A * x = s*b, A**T * x = s*b, or A**H * x = s*b,
The text b4d3870d52e6, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
solve one of the triangular systems A * x = s*b, A**T * x = s*b, or A**H * x = s*b,