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Aug 28, 2013 at 19:35 comment added Manfred Weis Would be interesting if there is a critical value for the gaps, that decides about the existence of interlocking ensembles of circular arcs.
Aug 27, 2013 at 16:56 vote accept Cristi Stoica
Aug 27, 2013 at 15:51 comment added James Cranch In fact I think it'll suffice to have only one of the two: hence I think a set of four arcs need not be unlinkable.
Aug 27, 2013 at 15:47 comment added Cristi Stoica Very nice and quick!
Aug 27, 2013 at 15:15 history edited James Cranch CC BY-SA 3.0
added some justification
Aug 27, 2013 at 15:09 history answered James Cranch CC BY-SA 3.0