12/18/2020
THE HEPTAGONAL TRIANGLE REVISITED
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DINCĂ’S REFINEMENT FOR NESBITT’S INEQUALITY
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A SIMPLE PROOF FOR HUYGENS’ INEQUALITY
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12/11/2020
A SIMPLE PROOF FOR WILKER’S INEQUALITY
Article by Daniel Sitaru-Romania A SIMPLE PROOF FOR WILKER’S INEQUALITY
12/10/2020
TSINTSIFAS-ȘAHIN’S INEQUALITY
Article by Daniel Sitaru-Romania TSINTSIFAS-SAHIN’S INEQUALITY
12/10/2020
A SIMPLE PROOF FOR MAHLER’S INEQUALITY
Article by Daniel Sitaru-Romania A SIMPLE PROOF FOR MAHLER’S INEQUALITY
Article by Daniel Sitaru,Claudia Nănuți-Romania INEQUALITIES WITH CIRCUMPEDAL EXTENSIONS OF THREE CONCURRENT CEVIANS IN A TRIANGLE
Article by Daniel Sitaru,Claudia Nănuți-Romania IDENTITIES AND INEQUALITIES IN CYCLIC QUADRILATERALS