dealii/dealii — pull request #346 by tamiko (2014-12-17 01:14:50+00:00)
Title: try to get the arpack test a bit more stable

Well, it turns out that depending on arpack version and CPU the result for
the first 5 eigenvalues differs. Try to make this a bit more stable by
computing 8 eigenvalues and only print the first 5.