zsyr2k(3) on Linux
The text c571eb93860e, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
perform one of the symmetric rank 2k operations C := alpha*A*B' + alpha*B*A' + beta*C,
The text c571eb93860e, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
perform one of the symmetric rank 2k operations C := alpha*A*B' + alpha*B*A' + beta*C,