[bugfix] ensure nonzeroes always return the number of nonzero entries

This fixes #28 (closed).

changed milestone to %DUNE 2.6.0

added 1 commit

• a94b1fb8 - [bugfix] ensure nonzeroes always return the number of nonzero entries

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added 1 commit

• 572d972c - [bugfix] ensure nonzeroes always return the number of nonzero entries

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mentioned in merge request !93 (merged)

@all: Could one of the dune-istl experts take a look on this?

The change looks good (and tests run through).

But I'd suggest to include Carstens test !93 (merged) in the MR.

I rebased Carstens MR on top of this one and it has passed the tests, too. I'd like to merge both to 2.6.

mentioned in commit 9a7e58fe

merged

mentioned in commit 7a021eb9

mentioned in merge request !134 (merged)