zptts2(3) on Linux
The text 95fb6f98cfb6, as Debian 3.1 (Sarge) shipped it.
solve a tridiagonal system of the form A * X = B using the factorization A = U'*D*U or A = L*D*L' computed by ZPTTRF
The text 95fb6f98cfb6, as Debian 3.1 (Sarge) shipped it.
solve a tridiagonal system of the form A * X = B using the factorization A = U'*D*U or A = L*D*L' computed by ZPTTRF