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A General Logic for Sudoku Golden Nugget |
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Elimination 9
Elimination 9 to Golden Nugget using set logic. Above, two-dimensional grid diagram. Below three-dimensional view. No analysis.
Set Logic and Grid E9a 59 Nodes, Rank 8: 19 Sets = {127r3 12r4 124r7 4c3 7c5 12n7
4b2 2467b3 47b6} 27 Links = {2r2 4r1235 7r26 2c1 1c2 12c4
4c6 1247c7 147c9 1n5 4n7 234n8 37n9 7b2} --> (7c9*7n9) => r7c9<>7
+-----------------------------------------------------------------------------+ | 25678
14568 1257(4) | 268 26(47)
678(4) | (1247) 3
9 | | 2689
4689 267(4) | 389
236(47) 1 | (247) (267)
5 | | 69(2)
469(1) 3 | 69(2) 5
9(47) | 8 (12467) (1247) |
+-----------------------------------------------------------------------------+ | 35(2)
345 8 | 5(1) 9
357 | 35(1247 (1247) 6
| | 3569
7 56(4) | 13568
136 2 | 1359(4) 189(4) 138(4)
| | 1 3569
256 | 4 36(7)
35678 | 2359(7) 289(7) 238(7)
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+-----------------------------------------------------------------------------+ | 367
36(1) 9 | 6(12) 8
36(4) | 37(124) 5 7(124)
| | 3578
2 157 | 1359
134 3459 | 6
14789 13478 | | 4
13568 156 | 7
1236 3569 | 1239
1289 1238 |
+-----------------------------------------------------------------------------+ Logic Diagram |
