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Transitive closures of binary relations. IV. (English) Zbl 1291.03092

Summary: Transitive closures of binary relations \(\alpha\) are investigated.
For Part III see [V. Flaška et al., ibid. 49, No. 1, 25–31 (2008; Zbl 1158.06301)].

MSC:

03E20 Other classical set theory (including functions, relations, and set algebra)
08A02 Relational systems, laws of composition

Citations:

Zbl 1158.06301
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