cocenter

English

Etymology

co- +‎ center

Noun

cocenter (plural cocenters)

1. (mathematics) The cokernel of a homomorphism.
   • 2016, Xuhua He, Sian Nie, “Cocenters and representations of pro-$p$ Hecke algebras”, in arXiv‎^[1]:

     As a consequence, we obtain a new criterion on the supersingular representation: a (virtual) representation is supersingular if and only if its character vanishes on the non-supersingular part of the cocenter..

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