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Sept 5 VH

 
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Earl



Joined: 30 May 2007
Posts: 677
Location: Victoria, KS
PostPosted: Sat Sep 05, 2009 4:13 am    Post subject: Sept 5 VH Reply with quote
The old reliable xy-wing did not appear, so I added another dimension.

A Solution: 789 xyz-wing.


Early Earl
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tlanglet



Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills
PostPosted: Sat Sep 05, 2009 2:08 pm    Post subject: Reply with quote
Earl, the old reliable xy-wing was around but one of the pincers was a simple pseudocell.

xy-wing 36-9 with vertex 36 at r9c3 and pseudocell 69 in col2 to delete the 9 in r5c3.

Ted
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