256 0.05 0.0288918 3.62933e+07 refine 0.0150337 0.0273903 0.0397489 95% 38093 1048576 
256 0.000234375 0.000245549 4.27034e+09 cos 2.39275e-05 2.92404e-05 3.3604e-05 12% 38135 268435456 
256 0.000117187 0.000102841 1.0196e+10 laplacian 2.51923e-05 4.22057e-05 4.77303e-05 41% 38406 268435456 
256 3.90625e-05 3.39397e-05 3.08952e+10 sum 1.63103e-05 1.8137e-05 1.87987e-05 53% 38408 268435456 
256 0 0.000256492 4.08814e+09 restriction 0.000145197 0.000211348 0.000284195 82% 38474 1048576 
256 0 0.00328925 3.18789e+08 poisson 0.00197721 0.00224225 0.00235009 68% 38697 1048576 
