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The purpose of the re-write is to use multiple precision for PFA(I)´PFA(J) as tested in ..\MatrixInverse\Cholesky\Singular.doc .htm. This should make the matrix “almost” always have an inverse. I am also attempting to use a single set of Fortran, to simplify debugging. This means that there are files from all over my web page in most compilations. There is generally a link to a zip containing these files in each folder along with a bat file that updates only the Fortran used by this folder.
ErrorMatrix\Welcome.htm – Standard Deviations