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Isomorphisms between skew polynomial rings

Published online by Cambridge University Press:  09 April 2009

M. Rimmer
M. Rimmer
Affiliation:
Department of Mathematics, La Trobe University, Victoria 3083, Australia.
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Abstract

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Let R be any ring and α any automorphism of R. We determine here all the automorphisms of the skew polynomial ring R[x, α] which fix R elementwise. We then deal with isomorphisms between different skew polynomial rings whose underlying rings are isomorphic.

Type
Research Article
Information
Journal of the Australian Mathematical Society , Volume 25 , Issue 3 , May 1978 , pp. 314 - 321
Copyright
Copyright © Australian Mathematical Society 1978

References

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Parmenter, M. (to appear), ‘Automorphisms of Twisted Polynomial Ring’.Google Scholar