Homotopy epimorphisms preserve nilpotency
摘要
Recall that f: X→Y is a homotopy epimorphism (monomorphism) if given u, v: Y→W(u, v:W→X), u(?)of(?)v(?)f implies u(?)v(f(?)u(?)f(?)v implies u(?)v). In ref. [1], Lin and Shen proved
引用本文(GB/T 7714)
林红, 沈文淮, 左再思. Homotopy epimorphisms preserve nilpotency[J]. 中国科学通报:英文版, 1996.
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