Journal of Mathematical Inequalities · Volume 12, Issue 2 A proof of an open problem of Yusuke Nishizawa for a power-exponential function 12-35 Pages 473-485 DOI 10.7153/jmi-2018-12-35 Downloads Short PDF Full PDF PNG Authors Branko J. Malešević Tatjana Lutovac Bojan Banjac Keywords Mixed logarithmic-trigonometric polynomial functions and inequalities Subject classes 26D05 41A10