New in MathWorld -- 2009

December 2009: 15 new entries, 83 modified, 0 renamed

November 2009: 0 new entries, 3 modified, 0 renamed

October 2009: 12 new entries, 11 modified, 0 renamed

September 2009: 3 new entries, 4 modified, 0 renamed

August 2009: 1 new entries, 7 modified, 0 renamed

July 2009: 0 new entries, 16 modified, 0 renamed

June 2009: 8 new entries, 33 modified, 0 renamed

May 2009: 8 new entries, 66 modified, 0 renamed

April 2009: 17 new entries, 47 modified, 0 renamed

March 2009: 24 new entries, 155 modified, 0 renamed

February 2009: 18 new entries, 87 modified, 0 renamed

January 2009: 16 new entries, 212 modified, 0 renamed

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