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A General Logic for Sudoku Golden Nugget |
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Elimination 20
Elimination 20 to Golden Nugget using set logic. Above, two-dimensional grid diagram. Below three-dimensional view. No analysis.
Set Logic and Grid E20a
60 Nodes, Rank 2: 23 Sets = {7r1 379r2 26r3 6r6 47r7 2r9 9c2
267c5 8c6 2c9 3n6 6n8 247b2 4b3 6b7} 25 Links = {49r3 789r6 6r9 6c2 6c3 4c6 47c7
2c8 37n1 23n4 126n5 16n6 7n9 79b1 6b5} --> (9r3*3n1*9b1) => r3c1<>9 +-----------------------------------------------------------------------------+ | 2568(7) 1458 1245(7) | 68 (2467)
6(478) | 12(4) 3
9 | | 28(9)
48(9) 24(7) | 8(39)
(2347) 1 | 2(47) 6
5 | | 9(26)
14(69) 3 | 9(26) 5 (479)
| 8 17(24) 17(24)
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+-----------------------------------------------------------------------------+ | 235
345 8 | 15 9
357 | 123457 1247
6 | | 3569
7 456 | 13568
13(6) 2 | 13459 1489
1348 | | 1
35(69) 25(6) | 4
3(67) 357(68) | 23579 (2789)
378 |
+-----------------------------------------------------------------------------+ | 3(67)
13(6) 9 | 126 8
36(4) | 13(47) 5
1(24) | | 3578
2 157 | 1359
134 3459 | 6
14789 13478 | | 4
1358(6) 15(6) | 7 13(26)
3569 | 139 189(2)
138(2) |
+-----------------------------------------------------------------------------+ Logic
Diagram |
