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A General Logic for Sudoku Golden Nugget |
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Elimination 18
Elimination 18 to Golden Nugget using set logic. Above, two-dimensional grid diagram. Below three-dimensional view. No analysis.
Set Logic and Grid E18a
60 Nodes, Rank 4: 20 Sets = {14r3 147r7 24c3 17c5 27c8 247c9
7b1 147b3 14b6} 24 Links = {1r5 2r36 4r5 7r126 7c1 1c2 4c6
14c7 1n3 2n3 3n289 4n8 7n79 8n9 1b8 27b9} --> (7n7*2b9) => r7c7<>2
+-----------------------------------------------------------------------------+ | 2568(7) 1458 15(247) | 268 246(7)
4678 | 2(14) 3
9 | | 289
489 (247) | 389
234(7) 1 | 2(47) 6
5 | | 269
69(14) 3
| 269 5 79(4)
| 8 (1247) (1247)
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+-----------------------------------------------------------------------------+ | 235
345 8 | 15 9
357 | 2357(14 (1247) 6
| | 3569
7 56(4) | 13568
36(1) 2 | 359(14) 89(14) 38(14)
| | 1
3569 56(2) | 4
36(7) 35678 | 23579
89(27) 38(7) |
+-----------------------------------------------------------------------------+ | 36(7)
36(1) 9 | 26(1) 8
36(4) | 23(147) 5 (124)
| | 3578
2 157 | 1359
34(1) 3459 | 6
1489(7) 138(47) | | 4
13568 156 | 7
236(1) 3569 | 139
189(2) 138(2) | +-----------------------------------------------------------------------------+ Logic Diagram |
