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Leaping/Missing Bat Chess. Large variant on a 16x12 board with many fairy pieces. (16x12, Cells: 192) [All Comments] [Add Comment or Rating]
Charles Gilman wrote on Mon, Jul 28, 2003 04:56 PM UTC:
Sorry, I managed to put the same half of a sum in twice. The double equation should read mn=(ac+bd)²+(ad-bc)²=(ac-bd)²+(ad+bc)².