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Dec 4, 2011 at 2:24 comment added Sasho Nikolov Thank you David for this link! From Dr. Schlangemann's paper I learned that "many experts would agree that were it not for the construction of red-black trees, the exploration of context free grammars might never have occured". It's a good day!
Dec 4, 2011 at 1:38 history answered David Eppstein CC BY-SA 3.0