Differential polynomials and normality

• Autorzy: Lahiri I. , Dewan S.
• Języki publikacji: EN

Abstrakty

EN

We prove some normality criteria for a family of meromorphic functions which improve and suppliment some earlier results.

Słowa kluczowe

EN

meromorphic functions; differential polynomials; normality

PL

funkcja meromorficzna; wielomiany różniczkowe

• Wydawca: De Gruyter
• Czasopismo: Demonstratio Mathematica
• Rocznik: 2005
• Tom: Vol. 38, nr 3
• Strony: 579--589
• Opis fizyczny: Bibliogr. 11 poz.

Twórcy

autor

Lahiri I.

• Department of Mathematics, University of Kalyani, West Bengal 741235, India

autor

Dewan S.

• Department of Mathematics, Bhairab Ganguly College, Kolkata - 700056, India

Bibliografia

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• [3] M. Fang and W. Hong, Some results on normal family of meromorphic functions, Bull. Malaysian Math. Sci. Soc. (2nd series), Vol. 23 (2000), 143-151.
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• [5] Y. X. Gu, Normal Families of Meromorphic Functions (in Chinese ), Sichuan Education Press, Sichuan, China (1991).
• [6] W. K. Hayman, Research Problems in Function Theory, Athlone Press, London (1967).
• [7] X. C. P ang and L. Zalcman, Normal families and shared values, Bull. London Math. Soc., Vol . 32 (2000), 325-331.
• [8] J. L. Schiff, Normal Families, Springer-Verlag (1993).
• [9] Y. Wang, On the deficiencies of meromorphic derivatives, Indian J. Math., Vol. 36, No. 3 (1994), 207-214.
• [10] Y. Wang and M. Fang, Picard values and normal families of meromorphic functions with multiple zeros, Acta Math. Sinica (New Series), Vol. 14, No. 1 (1998), 17-26.
• [11] L. Yang, Value Distribution Theory, Springer-Verlag (1993).