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6 Commits

Author SHA1 Message Date
Peter Boyle
28bdc90908 Sizable improvement in multigrid for unsquared. 
6000 matmuls CG unprec
2000 matmuls CG prec (4000 eo muls)
1050 matmuls PGCR on 16^3 x 32 x 8 m=.01

Substantial effort on timing and logging infrastructure
 2015-07-24 01:31:13 +09:00
Peter Boyle
821ac7b6f4 Printing change 2015-07-21 13:51:56 +09:00
Peter Boyle
7cfe432ee2 VPGCR updates 2015-06-30 15:02:27 +01:00
Peter Boyle
dec68e5c0e Some small steps towards a multigrid 2015-06-22 12:49:44 +01:00
Azusa Yamaguchi
945bb93e48 Variable preconditioned GCR with restarting. 
Orthogonalisation depth and restart frequency is controllable via constructor
 2015-06-21 10:58:46 +01:00
Peter Boyle
eb5ad2884c Will start this as a two level algorithm 2015-06-20 22:24:21 +01:00