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Neighborhoods of certain analytic functions

✍ Scribed by Shigeyoshi Owa; Hitoshi Saitoh; Mamoru Nunokawa

Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
279 KB
Volume
6
Category
Article
ISSN
0893-9659

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✦ Synopsis

Two subclasses Pn(cy) and Q,(a) of certain analytic functions in the open unit disk II are introduced. For p(z) E P,(a) and 6, ) 0, the &-neighborhood N6.. (p(z)) of p(z) is defined. For J'TL(~), &n(a), and N~,,'(P(z)),' we prove that if p(z) E Q:(a), then Nci_p'.6, (p(z)) c ~~(a).

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