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[[Imported from SVN: r4980]]

dune/solvers/iterationsteps/multigridstep.cc

@@ -196,7 +196,7 @@ void MultigridStep<MatrixType, VectorType, BitVectorType>::iterate()
     VectorType fineResidual = rhs[level];
     mat[level]->mmv(x[level], fineResidual);
 
-    // restrict residuum
+    // restrict residual
     this->mgTransfer_[level-1]->restrict(fineResidual, rhs[level-1]);