About LU factorization

[Gerald H]

(06-04-2015 04:57 PM)Werner Wrote:  In that sense, the 42S/48S algorithms (while being 'Doolittle factorisations') are also Crout factorisation as they do use 15-digit dot products. Don't know what the Prime does, however.

I can't see that the 42S does any matrix factorisation.