Epsilon factors of symplectic type characters in the wild case

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Epsilon factors of symplectic type characters in the wild case

Year : 2021

Publisher : De Gruyter Open Ltd

Source Title : Forum Mathematicum

Document Type :

Abstract

By work of John Tate we can associate an epsilon factor with every multiplicative character of a local field. In this paper, we determine the explicit signs of the epsilon factors for symplectic type characters of K×, where K/F is a wildly ramified quadratic extension of a non-Archimedean local field F of characteristic zero.