Notes for BBS/Martins-150501-114927.jpg: Difference between revisions

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(Created page with "Bottom left correct relation is <math>(X,e)(Y,f)(X,e)^{-1}</math> (second axiom of crossed modules). Fourth red relation on the right should be <math>D=\partial(d)A^{-1}GA</m...")
 
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Latest revision as of 13:00, 8 May 2015

Bottom left correct relation is (second axiom of crossed modules).

Fourth red relation on the right should be