In principle we would be done once we have a general LU factorizer for general dense matrices of general eltypes.
On Wednesday, January 8, 2014 4:58:47 PM UTC-5, Andreas Noack Jensen wrote: > > Recently solvers for triangular systems that can work for general types > has been added, but there is no general solver that works for rational > matrices. > > As Stefan pointed out, overflow is likely to be a problem. I have just > tried a lu rational factorisation and it overflows most of the time for 5x5 > matrices of Int64, but of course you can use BigInts. > > There is some functionality for this in Sage (sagemath.org). > > > 2014/1/8 David Zhang <[email protected] <javascript:>> > >> Does Julia have any packages that perform linear algebra on >> rational-valued matrices? It seems that most linear algebra functionality >> in Julia is currently provided by BLAS/LAPACK, which support only >> floating-point matrices. >> > > > > -- > Med venlig hilsen > > Andreas Noack Jensen >
