A new explicit expression of the Contou-Carrère symbol

Romo, Fernando

doi:10.1090/S0002-9939-07-08690-X

A new explicit expression of the Contou-Carrère symbol
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Proc. Amer. Math. Soc. 135 (2007), 1977-1985 Request permission

Abstract:

The aim of this note is to offer a new explicit expression of the Contou-Carrère symbol that depends only on a product of a finite number of terms. As an application, we obtain an explicit formula for a Witt Residue.

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