[r-t] Bobs only Erin Triples (was: Composition search)
holroyd at math.ubc.ca
Fri Dec 4 10:54:04 UTC 2015
On Tue, 1 Dec 2015, Richard Smith wrote:
> My code looks for a single round block of 84 sixes (for the 10-part), and if
> PABS' 10-part works with two or more round blocks covering the 10-part extent
> then it won't have turned up in my search. My initial thought had been that
> this was a harmless omission: that it would result in me missing certain sets
> of blocks that could only be joined by singles, but not anything that could
> be joined with bobs because, I had thought, if it were possible to join with
> bobs, the joined version would also turn up in my search. But I think I'm
> wrong; or at least, not sure I'm right.
I'm pretty certain that assmption is wrong.
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