Subroutines in LAPACK have a naming Conference which makes the identifiers very compact. This was important as the first Fortran specifications only supported identifiers up to 6 people very long, so the names had to be shortened to fit into this Restrict.[2]: "Naming Scheme" e. it’s present rather than dated. https://slotgacor23063.uzblog.net/a-review-of-lapak77-40949535