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Volumn 149, Issue 1, 2007, Pages 42-58

On a conjecture for trigonometric sums and starlike functions

Author keywords

Positive trigonometric sums; Starlike functions; Subordination; Trigonometric inequalities

Indexed keywords


EID: 35548944587     PISSN: 00219045     EISSN: 10960430     Source Type: Journal    
DOI: 10.1016/j.jat.2007.04.006     Document Type: Article
Times cited : (27)

References (13)
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  • 3
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    • A class of positive trigonometric sums
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    • Brown, G.1    Hewitt, E.2
  • 4
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    • An extension of Vietoris's inequalities
    • Koumandos S. An extension of Vietoris's inequalities. The Ramanujan J. 14 1 (2007) 1-38
    • (2007) The Ramanujan J. , vol.14 , Issue.1 , pp. 1-38
    • Koumandos, S.1
  • 5
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    • S. Koumandos, Monotonicity of some functions involving the gamma and psi function, submitted for publication.
  • 6
    • 29644436169 scopus 로고    scopus 로고
    • Positive Gegenbauer polynomial sums and applications to starlike functions
    • Koumandos S., and Ruscheweyh S. Positive Gegenbauer polynomial sums and applications to starlike functions. Constr. Approx. 23 2 (2006) 197-210
    • (2006) Constr. Approx. , vol.23 , Issue.2 , pp. 197-210
    • Koumandos, S.1    Ruscheweyh, S.2
  • 8
    • 51649170639 scopus 로고
    • Linear operators between classes of prestarlike functions
    • Ruscheweyh S. Linear operators between classes of prestarlike functions. Comment. Math. Helv. 52 (1977) 497-509
    • (1977) Comment. Math. Helv. , vol.52 , pp. 497-509
    • Ruscheweyh, S.1
  • 9
    • 35548979837 scopus 로고    scopus 로고
    • S. Ruscheweyh, Convolutions in geometric function theory, Seminaire de Mathematiques Superievres, vol. 83, Les Presses de l'Université de Montréal, 1982.
  • 11
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    • Stable functions and Vietoris' theorem
    • Ruscheweyh S., and Salinas L. Stable functions and Vietoris' theorem. J. Math. Anal. Appl. 291 (2004) 596-604
    • (2004) J. Math. Anal. Appl. , vol.291 , pp. 596-604
    • Ruscheweyh, S.1    Salinas, L.2
  • 12
    • 0040263438 scopus 로고
    • Über das Vorzeichen gewisser trigonometrischer Summen
    • Teil II: Anz. Österrersity Akad. Wiss. 167 (1959) 192-193
    • Vietoris L. Über das Vorzeichen gewisser trigonometrischer Summen. S.-B. Österreich. Akad. Wiss. 167 (1958) 125-135 Teil II: Anz. Österrersity Akad. Wiss. 167 (1959) 192-193
    • (1958) S.-B. Österreich. Akad. Wiss. , vol.167 , pp. 125-135
    • Vietoris, L.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.