Correction to: J. Inequal. Appl. (2019) 2019: 220. https://doi.org/10.1186/s13660-019-2176-6

The authors would like to express their sincere appreciation to the Deanship of Scientific Research at King Saud University for funding this group No. RG-1437-017. The corrected funding of the original article [1] is listed below.