Journal of Mathematical Inequalities · Volume 16, Issue 4 Combinatorial inequalities arising from the inclusion-exclusion principle 16-95 Pages 1455-1475 DOI 10.7153/jmi-2022-16-95 Downloads Short PDF Full PDF PNG Authors Phakhinkon Napp Phunphayap Tammatada Khemaratchatakumthorn Nat Sothanaphan Kritkhajohn Onphaeng Watcharakiete Wongcharoenbhorn Patcharee Sumritnorrapong Prapanpong Pongsriiam Keywords Hlawka's inequality Popoviciu's inequality triangle inequality inclusion-exclusion principle Subject classes 26D15 05A20 26D07