From 4fe6d2aada99c71b5382fa683e3f8498d85e0dc2 Mon Sep 17 00:00:00 2001 From: bangerth Date: Sun, 24 Mar 2013 16:38:07 +0000 Subject: [PATCH] Augment documentation. git-svn-id: https://svn.dealii.org/trunk@29015 0785d39b-7218-0410-832d-ea1e28bc413d --- deal.II/include/deal.II/base/index_set.h | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/deal.II/include/deal.II/base/index_set.h b/deal.II/include/deal.II/base/index_set.h index 0b2baecf3e..c0cf5a1ddd 100644 --- a/deal.II/include/deal.II/base/index_set.h +++ b/deal.II/include/deal.II/base/index_set.h @@ -1,7 +1,7 @@ //--------------------------------------------------------------------------- // $Id$ // -// Copyright (C) 2009, 2010, 2011, 2012 by the deal.II authors +// Copyright (C) 2009, 2010, 2011, 2012, 2013 by the deal.II authors // // This file is subject to QPL and may not be distributed // without copyright and license information. Please refer @@ -244,6 +244,16 @@ public: * index set with the interval, shifted * to the range [0, * end-begin). + * + * In other words, the result of this operation is the + * intersection of the set represented by the current object + * and the interval [begin, end), as seen + * within the interval [begin, end) by + * shifting the result of the intersection operation to + * the left by begin. This corresponds to the notion + * of a view: The interval [begin, end) is + * a window through which we see the set represented + * by the current object. */ IndexSet get_view (const unsigned int begin, const unsigned int end) const; @@ -1047,4 +1057,3 @@ IndexSet::serialize (Archive &ar, const unsigned int) DEAL_II_NAMESPACE_CLOSE #endif - -- 2.39.5