Journal of Mathematical Inequalities · Volume 18, Issue 2 Jensen-Marshall-Ky Fan-type inequalities and their applications in business profit management model 18-23 Pages 401-442 DOI 10.7153/jmi-2024-18-23 Downloads Short PDF Full PDF PNG Authors Ru Liu Jiajin Wen Tian Yong Han Jun Yuan Keywords ϕ-Jensen coefficient Jensen inequality Marshall inequality Ky Fan inequality business profit management model Subject classes 26D15 26E60 62J10