# KASH3 Ref - ConstantFieldExtension

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### Function

ConstantFieldExtension ( fld^fun F, rng k ) -> fld^fun, map()

### Optional Arguments

Results | elt-ord^rat |  | 1 <= Results <= 2

### Description

<shortdoc> A function field isomorphic to F but whose constant field is the extension k. </shortdoc>

| Built: Mon Nov 14 21:12:39 UTC 2005 on mack