]> https://gitweb.dealii.org/ - dealii.git/commitdiff
rephrase tutorial
authorTimo Heister <timo.heister@gmail.com>
Sat, 13 Aug 2016 18:43:56 +0000 (14:43 -0400)
committerTimo Heister <timo.heister@gmail.com>
Sat, 13 Aug 2016 20:17:32 +0000 (16:17 -0400)
examples/step-22/doc/intro.dox

index 0271a23b0f876c403bd0d43a7b19c4d78e2b8226..32def7a4821a0d81d44e2e90d2e003409d6d43c9 100644 (file)
@@ -766,12 +766,11 @@ comparison of their results.
 
 Apart from this, many other algorithms have been tested and improved during
 the creation of this program. For example, in building the sparsity pattern,
-we originally used a BlockCompressedSparsityPattern object that added one
-element at a time (this no longer exists in deal.II); however, its data
-structures are poorly adapted for the
-large numbers of nonzero entries per row created by our discretization in
-3d, leading to a quadratic behavior. Replacing the internal algorithms in
-deal.II to set many elements at a time, and using a
+we originally used a (now no longer existing) BlockCompressedSparsityPattern 
+object that added one element at a time; however, its data structures were poorly
+adapted for the large numbers of nonzero entries per row created by our 
+discretization in 3d, leading to a quadratic behavior. Replacing the internal 
+algorithms in deal.II to set many elements at a time, and using a
 BlockCompressedSimpleSparsityPattern (which has, as of early 2015, been in turn
 replaced by BlockDynamicSparsityPattern) as a better adapted data structure,
 removed this bottleneck at the price of a slightly higher memory

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