[r-t] Decisions

Robin Woolley robin at robinw.org.uk
Fri Jun 6 10:34:40 UTC 2014

Mark Davies just about sums it up. I've been thinking  about this and I 
wonder whether, having moved from 'true' extents to plain courses & 
calls, which you need on n>5 in practice, that the anitients could not 
conceive of getting a true extent from a false course - which we now 
know to be false itself?


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