anyone breaking things in dense matrices

Barry Smith bsmith at mcs.anl.gov
Mon Oct 5 17:08:14 CDT 2009


   Anybody touch the dense matrices recently to cause these problems?

  testexamples_C in: /Users/barrysmith/Src/petsc-dev/src/mat/examples/ 
tests
4,5c4,5
< Norm of error for LU < 1.e-12
< Norm of error for LU < 1.e-12
---
 > Norm of error for LU 10.4403
 > Norm of error for LU 10.4403
Possible problem with ex1_1, diffs above
13,21c13,21
< 173.6
< 176.4
< 179.2
< 182
< 184.8
< 187.6
< 190.4
< 193.2
< 196
---
 > 174.6
 > 178.4
 > 182.2
 > 186
 > 189.8
 > 193.6
 > 197.4
 > 201.2
 > 205
22a23
 > Norm of error difference = 16.8819
Possible problem with ex5_1_A for seqdense, diffs above
13,17c13,17
< 173.6
< 176.4
< 179.2
< 182
< 184.8
---
 > 174.6
 > 178.4
 > 182.2
 > 186
 > 189.8
18a19
 > Norm of error difference = 7.4162
Possible problem with ex5_1_B for seqdense, diffs above
13,19c13,19
< 173.6
< 176.4
< 179.2


    Barry




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