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On properties of countable character

Published online by Cambridge University Press:  17 April 2009

Gabriel Sabbagh
Gabriel Sabbagh
Affiliation:
I, square Franςois Couperin, 92-Antony, France.
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Abstract

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It is proved that if a class X of algebras of countable similarity type is closed under isomorphism and ultrapower, then the class of subalgebras of direct products of elements of X is of countable character.

Type
Research Article
Information
Bulletin of the Australian Mathematical Society , Volume 4 , Issue 2 , April 1971 , pp. 183 - 192
Copyright
Copyright © Australian Mathematical Society 1971

References

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