GMRES fails if the right hand side is zero

hzhan0607 / cusp-library

Automatically exported from code.google.com/p/cusp-library

Apache License 2.0

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Closed GoogleCodeExporter closed 8 years ago

GoogleCodeExporter commented 8 years ago

if (monitor.iteration_count()== 0){
      //resid0 = beta;
      cusp::multiply(M,b,V0);
      resid0 = blas::nrm2(V0)/b_norm;
}

Original issue reported on code.google.com by monra...@gmail.com on 29 Mar 2012 at 11:10

GoogleCodeExporter commented 8 years ago

This issue was closed by revision 3bea66f5562e.

Original comment by filipe.c...@gmail.com on 10 May 2012 at 10:20

GoogleCodeExporter commented 8 years ago

Original comment by filipe.c...@gmail.com on 10 May 2012 at 10:21