Generalized derivatives and approximation in weighted Lorentz spaces
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Belgian Mathematical Soc Triomphe
Erişim Hakkı
info:eu-repo/semantics/openAccess
Özet
In the present article we prove direct, simultaneous and converse approximation theorems by trigonometric polynomials for functions f and (psi, beta)-derivatives of f in weighted Lorentz spaces.
Açıklama
Anahtar Kelimeler
Modulus of Smoothness, Trigonometric Polynomials, Weighted Lorentz Spaces, Muckenhoupt Weight, Direct And Inverse Theorem
Kaynak
Bulletin of The Belgian Mathematical Society-Simon Stevin
WoS Q Değeri
Scopus Q Değeri
Cilt
24
Sayı
3
