src/Pure/PIDE/markup_tree.scala
Thu, 19 Aug 2010 22:26:15 +0200 wenzelm added toString methods;
Thu, 19 Aug 2010 22:04:20 +0200 wenzelm misc tuning and simplification;
Thu, 19 Aug 2010 17:40:44 +0200 wenzelm Markup_Tree.select: crude version of stream-based filtering;
Thu, 19 Aug 2010 12:41:40 +0200 wenzelm tuned Markup_Tree, using SortedMap more carefully;
Wed, 18 Aug 2010 23:44:50 +0200 wenzelm more efficient Markup_Tree, based on branches sorted by quasi-order;
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