Given a fiber bundle $F→E→B$. Suppose the associated spectral sequence convergence and $E^∞$ isomophic to $H^*(E)$ as abelian groups.
My question is when they are isomorphic as rings?Do we have any general theory to answer this?
2026-03-27 05:36:27.1774589787
Multiplication structure of $E^∞$ and $H^*$
49 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail AtRelated Questions in ALGEBRAIC-TOPOLOGY
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