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* abcd=cba
@ 2000-01-28 12:21 James Stasheff
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From: James Stasheff @ 2000-01-28 12:21 UTC (permalink / raw)
  To: categories

The pentagon relation abc=de
occurs all over the place.
I've just come across 

abcd = cba

for the first time.

Look familiar?

.oooO   Jim Stasheff		jds@math.unc.edu
(UNC)   Math-UNC		(919)-962-9607
 \ (    Chapel Hill NC		FAX:(919)-962-2568
  \*)   27599-3250

        http://www.math.unc.edu/Faculty/jds




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