Limit Formulas Related to the P-Gamma and $p$-Polygamma Functions at Their Singularities

Li Yin, Li-Guo Huang

In this paper, we mainly give much simple proof to Theorem 1.1 and (1.6) of Theorem 1.2 posed in the paper ``F. Qi, \emph{Limit formulas for ratios between derivatives of the gamma and digamma functions at their singularities}, Filomat extbf{27} (2013) 601--604''.