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Embeddings of function fields into ample fields |
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| Authors: | Arno Fehm |
| Institution: | 1. Universit?t Konstanz, Fachbereich Mathematik und Statistik, Fach D 203, 78457, Konstanz, Germany |
| Abstract: | Let E be an ample field and ${K\subseteq E}$ a subfield. We determine when a function field F/K can be embedded into E and compute the number of such embeddings. We give some applications and exhibit new examples of non-ample fields. |
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