Journal of Formalized Mathematics
Volume 1, 1989
University of Bialystok
Copyright (c) 1989
Association of Mizar Users
Families of Sets

Beata Padlewska

Warsaw University, Bialystok

Supported by RPBP.III24.C1.
Summary.

The article contains definitions of the following concepts:
family of sets, family of subsets of a set, the intersection of a family
of sets. Functors $\cup$, $\cap$, and $\setminus$ are redefined for families of
subsets of a set.
Some properties of these notions are presented.
The terminology and notation used in this paper have been
introduced in the following articles
[2]
[1]
[3]
Contents (PDF format)
Bibliography
 [1]
Czeslaw Bylinski.
Some basic properties of sets.
Journal of Formalized Mathematics,
1, 1989.
 [2]
Andrzej Trybulec.
Tarski Grothendieck set theory.
Journal of Formalized Mathematics,
Axiomatics, 1989.
 [3]
Zinaida Trybulec.
Properties of subsets.
Journal of Formalized Mathematics,
1, 1989.
Received April 5, 1989
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