Misplaced Pages

Postnikov square

Article snapshot taken from Wikipedia with creative commons attribution-sharealike license. Give it a read and then ask your questions in the chat. We can research this topic together.

In algebraic topology, a Postnikov square is a certain cohomology operation from a first cohomology group H to a third cohomology group H, introduced by Postnikov (1949). Eilenberg (1952) described a generalization taking classes in H to H.

References


Stub icon

This abstract algebra-related article is a stub. You can help Misplaced Pages by expanding it.

Categories: