Math Insight

Group theory classifies Sudoku symmetries: the automorphism group of the 9×9 Sudoku grid has order 1,218,998,108,160.

Math Insight

Group theory classifies Sudoku symmetries: the automorphism group of the 9×9 Sudoku grid has order 1,218,998,108,160.

PlaySudoku.us
Medium · Puzzle #235
✓ Completed! 👍
6
1
9
7
7
8
6
1
2
1
9
3
5
6
5
2
5
4
2
3
2
7
1
7
6
1
5
9
4
5
4
2
3
00:00
Open in step-by-step solver →
Chess Wisdom

"The most important thing in chess is to know what is worth calculating and what to trust your intuition on." — Garry Kasparov

Chess Wisdom

"The most important thing in chess is to know what is worth calculating and what to trust your intuition on." — Garry Kasparov