Subroutines in LAPACK Have a very naming convention which makes the identifiers really compact. This was needed as the first Fortran specifications only supported identifiers up to six characters extended, Hence the names needed to be shortened to suit into this limit.[2]: "Naming Scheme" e. it’s latest instead of dated. https://lapak7781367.blogginaway.com/27227443/what-does-lapak-77-mean