I'm reading May's Concise Course in Algebraic Topology. He states:
My question is about this last corollary. How does the bijection $\text{Cov}(E, E') \to \text{Cov}(\Pi(E), \Pi(E'))$ immediately follow from the Theorem?
2026-03-25 19:10:12.1774465812
Bijection Between Maps of Covering Spaces and Maps of Fundamental Groupoid Covers
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