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For questions about $A_\infty$-algebras as introduced by Stasheff in 1963 and related structures.

16 votes

Is an A-infinity thing the same the same as strict thing viewed through a homotopy equivalence?

The answer to your question about the loop space is a conditional "yes." The conditions are: i) X should have the homotopy type of a CW complex, and ii) When we say topological group, we mean with …
John Klein's user avatar
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6 votes
Accepted

Homotopic monoids and $A_\infty$ spaces

Ignoring the unit conditions for a moment, what you are defining is called an $A_3$-structure on the space $M$. It is the third stage of a whole iteratively defined chain of structures on a space (the …
John Klein's user avatar
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