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On the Isomorphisms Between Certain Congruence Groups, II

Published online by Cambridge University Press:  20 November 2018

Robert Solazzi
Robert Solazzi*
Affiliation:
Indiana University, Bloomington, Indiana
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For integral domains of characteristic not 2, we prove here that the symplectic and unitary congruence groups are not isomorphic if the Witt indices are at least 3. This is Theorem 2.1; Theorem 3.3 describes the isomorphisms of unitary congruence groups.

Type
Research Article
Information
Canadian Journal of Mathematics , Volume 25 , Issue 5 , October 1973 , pp. 1006 - 1014
Copyright
Copyright © Canadian Mathematical Society 1973

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