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mike | Shared With: Everyone - May 22 2008 | sudoku, math, group theory, puzzlesThere are only 5 billion essentially distinct Sudoku puzzles (solutions) (proof here using Group Theory and Burnside's Lemma).
mike | Shared With: Everyone - May 22 2008 | sudoku, math, group theory, puzzlesThere are only 5 billion essentially distinct Sudoku puzzles (solutions) (proof here using Group Theory and Burnside's Lemma).