On a positive sine sum

Stamatis Koumandos

Colloquium Mathematicae (1996)

  • Volume: 71, Issue: 2, page 243-251
  • ISSN: 0010-1354

How to cite


Koumandos, Stamatis. "On a positive sine sum." Colloquium Mathematicae 71.2 (1996): 243-251. <http://eudml.org/doc/210438>.

author = {Koumandos, Stamatis},
journal = {Colloquium Mathematicae},
keywords = {positive trigonometric sums; ultraspherical polynomials; Gegenbauer polynomials},
language = {eng},
number = {2},
pages = {243-251},
title = {On a positive sine sum},
url = {http://eudml.org/doc/210438},
volume = {71},
year = {1996},

AU - Koumandos, Stamatis
TI - On a positive sine sum
JO - Colloquium Mathematicae
PY - 1996
VL - 71
IS - 2
SP - 243
EP - 251
LA - eng
KW - positive trigonometric sums; ultraspherical polynomials; Gegenbauer polynomials
UR - http://eudml.org/doc/210438
ER -


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  7. [7] A. Erdélyi, W. Magnus, F. Oberhettinger and F. G. Tricomi, Higher Trans- cendental Functions, Vol. 2, McGraw-Hill, New York, 1953. Zbl0051.30303
  8. [8] G. Szegö, Orthogonal Polynomials, 4th ed., Amer. Math. Soc. Colloq. Publ. 23, Amer. Math. Soc., Providence, R.I., 1975. 
  9. [9] L. Vietoris, Über das Vorzeichen gewisser trigonometrischer Summen, Sitzungsber. Öster. Akad. Wiss. 167 (1958), 125-135, ibid. 168 (1959), 192-193. Zbl0088.27402
  10. [10] A. Zygmund, Trigonometric Series, 2nd ed., Cambridge University Press, 1959. Zbl0085.05601

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