Further investigations on a question of Zhang and Lü
arXiv:1608.02228 · doi:10.1515/aupcsm-2015-0008
Abstract
In the paper based on the question of Zhang and Lü[15], we present one theorem which will improve and extend the results of Banerjee-Majumder [2] and a recent result of Li-Huang [9].
11 pages