Journal of Formalized Mathematics
Volume 9, 1997
University of Bialystok
Copyright (c) 1997
Association of Mizar Users
Algebraic Operation on Subsets of Many Sorted Sets

Agnieszka Julia Marasik

Warsaw University, Bialystok
The terminology and notation used in this paper have been
introduced in the following articles
[13]
[5]
[16]
[12]
[17]
[2]
[4]
[3]
[7]
[6]
[14]
[15]
[1]
[10]
[8]
[9]
[11]

Preliminaries

Relationships between Subsets Families

Algebraic Operation on Subsets of Many Sorted Sets
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 [13]
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 [17]
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1, 1989.
Received June 23, 1997
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