07/06/2020
COMPLEX NUMBERS-33
Proposed by Marian Ursarescu-Romania COMPLEX NUMBERS-33 Solution by Iulian Cristi-Romania
07/05/2020
COMPLEX NUMBERS-32
Proposed by Marian Ursarescu-Romania COMPLEX NUMBERS-32 Solution by Ravi Prakash-New Delhi-India
06/30/2020
ABSTRACT ALGEBRA-32
Proposed by Marian Usarescu-Romania ABSTRACT ALGEBRA-32 Solution by Ravi Prakash-New Delhi-India
06/30/2020
INEQUALITY IN TRIANGLE-1691
Proposed by Mokhtar Khassani-Mostaganem-Algerie INEQUALITY IN TRIANGLE-1691 Solution by Marian Ursarescu-Romania
06/29/2020
INEQUALITY IN TRIANGLE-1688
Proposed by Gheorghe Andrei,George Florin Serban-Romania INEQUALITY IN TRIANGLE-1688 Solution by Marian Ursarescu-Romania
06/26/2020
INEQUALITY IN TRIANGLE-1684
Proposed by Florentin Visescu-Romania INEQUALITY IN TRIANGLE-1684 Solution by Marian Ursarescu-Romania
06/23/2020
COMPLEX NUMBERS-31
Proposed by Florentin Visescu-Romania COMPLEX NUMBERS-31 Solution by Marian Ursarescu-Romania
06/19/2020
ABOUT AN INEQUALITY BY MARIAN URSARESCU-IV
Math Note by Marin Chirciu-Romania ABOUT AN INEQUALITY BY MARIAN URSĂRESCU-IV
06/17/2020
ABSTRACT ALGEBRA-31
Proposed by Florentin Visescu-Romania ABSTRACT ALGEBRA-31 Solution by Marian Ursarescu-Romania
06/14/2020
INEQUALITY IN TRIANGLE-1653
Proposed by Marin Chirciu-Romania INEQUALITY IN TRIANGLE-1653 Solution by Marian Ursarescu-Romania