Mathematical Inequalities & Applications · Volume 15, Issue 2 A geometric proof of Blundon's inequalities 15-30 Pages 361-370 DOI 10.7153/mia-15-30 Downloads Short PDF Full PDF PNG Authors Dorin Andrica Cătălin Barbu Keywords Euler's inequality fundamental triangle inequality Euler determination problem dual fundamental triangle inequality Subject classes 26D05 26D15 51N35