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On Upper and Lower Almost β-continuous Multifunctions

✍ Scribed by T. Noiri; V. Popa


Book ID
111561840
Publisher
Akadmiai Kiad
Year
1999
Tongue
English
Weight
739 KB
Volume
82
Category
Article
ISSN
1588-2632

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On upper and lower δ-precontinuous multi
✍ Jin Han Park; Bu Young Lee; Mi Jung Son 📂 Article 📅 2004 🏛 Elsevier Science 🌐 English ⚖ 122 KB

In this paper we introduce and study d-precontinuous multifunctions as a generalization of precontinuous multifunctions due to Popa [Problemy Mat. 10 (1988) 9]. Some characterizations and several properties concerning upper (lower) d-precontinuous multifunctions are obtained. The relationships betwe