Author |
Message |
Topic: x-wings, xy-wings |
MartinDick
Replies: 9
Views: 52359
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Forum: Daily Sudoku puzzles Posted: Wed Jul 19, 2006 12:54 pm Subject: Of course |
Of course; thank you. |
Topic: x-wings, xy-wings |
MartinDick
Replies: 9
Views: 52359
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Forum: Daily Sudoku puzzles Posted: Wed Jul 19, 2006 4:17 am Subject: x-wing |
Tracy’s explanation to Maggie Rose is perfect for me.
Now, what confuses me, is when Ian says, “There is another x-wing on 6 at R38, C36.” In row 8 there are four possible sixes, and I thought the r ... |
Topic: X-wing and unique rectangle |
MartinDick
Replies: 1
Views: 18404
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Forum: Daily Sudoku puzzles Posted: Tue Jul 18, 2006 4:44 pm Subject: X-wing and unique rectangle |
I am fairly new and a fairly slow learner. I see the examples of x-wings and unique rectangles, but I could use a simple definition and a simple explanation of the logic behind each.
Thank You, |
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