#### IDENTITY IN TRIANGLE-120

Proposed by Adil Abdullayev-Baku-Azerbaijan IDENTITY IN TRIANGLE-120 Solution 1 by Soumava Chakraborty-Kolkata-India, Solution 2 by Tran Hong-Dong Thap-Vietnam

#### LIMIT-218

Proposed by Daniel Sitaru-Romania LIMIT-218 Solution by Mokhtar Khassani-Mostaganem-Algerie

#### INTEGRAL CALCULUS-103

Proposed by Mohamad Arahman Jama-Somalia INTEGRAL CALCULUS-103 Solution by Mokhtar Khassani-Mostaganem-Algerie

#### INTEGRAL CALCULUS-102

Proposed by Srinivasa Raghava-AIRMC-India INTEGRAL CALCULUS-102 Solution by Feti Sinani-Kosovo

#### INTEGRAL CALCULUS-101

Proposed by Prem Kumar-India INTEGRAL CALCULUS-101 Solution 1 by Avishek Mitra-West Bengal-India, Solution 2 by Surjeet Singhania-India

Article by Martin Celli-Universidad Autonoma Metropolitana-Iztapalapa-Mexico City A SIMPLE VECTOR CONCURRENCY LEMMA AND ITS APPLICATIONS TO CELESTIAL MECHANICS

#### INTEGRAL INEQUALITY-227

Proposed by Kunihiko Chikaya-Tokyo-Japan INTEGRAL INEQUALITY-227 Solution 1 by Adrian Popa-Romania, Solution 2 by Avishek Mitra-West Bengal-India, Solution 3 by…

Read More

#### INTEGRAL CALCULUS-100

Proposed by Daniel Sitaru-Romania INTEGRAL CALCULUS-100 Solution 1 by Samir Haj Ali-Damascus-Syria, Solution 2 by Surjeet Singhania-India

#### INTEGRAL CALCULUS-99

Proposed by Srinivasa Raghava-AIRMC-India INTEGRAL CALCULUS-99 Solution by Abdul Hafeez Ayinde-Nigeria

#### INTEGRAL CALCULUS-98

Proposed by Artan Ajredini-Presheva-Serbie INTEGRAL CALCULUS-98 Solution 1 by Avishek Mitra-West Bengal-India, Solution 2 by Kartick Chandra Betal-India, Solution 3…

Read More