Monotonicity properties of q-digamma and q-trigamma functions

• Necdet Batir ^[1]
  1. [1] Nevşehir Hacı Bektaş Veli University

     Nevşehir Hacı Bektaş Veli University

     Turquía

     
• Localización: Journal of approximation theory, ISSN 0021-9045, Vol. 192, Nº 1 (April 2015), 2015, págs. 336-346
• Idioma: inglés
• DOI: 10.1016/j.jat.2014.12.013
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• Resumen

  • Some complete monotonicity results for qq-polygamma functions are proved. Our results extend positivity of some functions containing qq-polygamma functions to complete monotonicity property. Also, we give two new inequalities for qq-trigamma function.