
handle: 11480/4162 , 11480/732
In this paper, we give the notions of crossed polymodule and cat(1)-polygroup as a generalization of Loday's definition. Then, we define the pullback cat(1)-polygroup and we obtain some results in this respect. Specially, we prove that by a pullback cat(1)-polygroup we can obtain a cat(1)-group.
crossed polymodule, pullback cat(1)-polygroup, Crossed polymodule, polygroup, cat(1)-group, cat(1)-polygroup, Polygroup
crossed polymodule, pullback cat(1)-polygroup, Crossed polymodule, polygroup, cat(1)-group, cat(1)-polygroup, Polygroup
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