2023/01/27 by Gu, Guoping, Wang, Xiaoxia
#Combinatorics (math.CO) #FOS: Mathematics
paper · doi:10.48550/arxiv.2301.12932
By applying the partial derivative operator to several summation formulas for hypergeometric series, we prove several double series for π in this paper. Similarly, we also establish several q-analogues of them.