Convolutions for special classes of harm
β
O.P. Ahuja; J.M. Jahangiri; H. Silverman
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Article
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2003
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Elsevier Science
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English
β 313 KB
Ruscheweyh'and She&Small proved the P6lya-Schoenberg conjecture that the class of convex analytic functions is closed under convolution or Hadamard product. They also showed that clos&o-convexity is preserved under convolution with convex analytic functions. In this note, we investigate harmonic ana