quism

English

Etymology

Contraction of quasi-isomorphism.

Pronunciation

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• Rhymes: -ɪzəm

Noun

quism (plural quisms)

1. (mathematics) A quasi-isomorphism.
   • 1990, Jan R. Strooker, Homological Questions in Local Algebra, Cambridge University Press, →ISBN, page 5:

     Most authors speak of a quasi-isomorphism or quism, but Bourbaki's term is more descriptive.

   • 1992, Kathryn P. Hess, “Twisted tensor products of DGA’s and the Adams-Hilton model for the total space of a fibration”, in Nigel Ray and Spike Walker (editors), Adams Memorial Symposium on Algebraic Topology (proceedings of a July 1990 symposium), Volume I, Cambridge University Press, →ISBN, page 51:

     Then the composition is a quism and therefore is an acceptable Adams-Hilton model for E.

   • 2000, Alex Martsinkofsky, New homological invariants for modules over local rings, II, Journal of Pure and Applied Algebra, Vol. 153 No. 1:

     By [3], the vertical maps are quisms.

   • 2002, Martin Markl, Steven Shnider, James Stasheff, Operads in Algebra, Topology and Physics, American Mathematical Society, →ISBN, page 201:

     Since ρ₀ is a surjective quism, the Σ-module K is acyclic.

Anagrams

• Qumis, quims