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Proceedings of the American Mathematical Society

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Calculating invariants of inseparable field extensions


Authors: James K. Deveney and John N. Mordeson
Journal: Proc. Amer. Math. Soc. 81 (1981), 373-376
MSC: Primary 12F15
DOI: https://doi.org/10.1090/S0002-9939-1981-0597643-X
MathSciNet review: 597643
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Abstract: Let $ L$ be a finitely generated nonalgebraic extensions of a field $ K$ of characteristic $ p \ne 0$ and let $ M$ be a finite purely inseparable extension of $ L$. This paper is concerned with calculating inseparability-related numerical invariants of $ M/K$ from those of $ L/K$.


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DOI: https://doi.org/10.1090/S0002-9939-1981-0597643-X
Keywords: Order of inseparability, distinguished subfield
Article copyright: © Copyright 1981 American Mathematical Society

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