This is beta site. https://beta.mathcity.org/ 2026-06-07T03:03:35+00:00 https://beta.mathcity.org/ https://beta.mathcity.org/_media/logo.png text/html 2025-01-21T16:14:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://beta.mathcity.org/people/babar-ahmad?rev=1737476042&do=diff Dr Babar Ahmad <image shape=“rounded”>[Mr. Raheel Ahmad]</image> We are very thankful to him for his great contribution to our website. Dr. Ahmad is an Assistant Professor at COMSTAS University Islamabad. He is talented teacher and researcher, who wrote many book on Mechanics. text/html 2025-01-21T16:14:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://beta.mathcity.org/people/fiaz?rev=1737476042&do=diff Muhammad Fiaz Hussain We are very thankful to Muhammad Fiaz Hussain for contributing to our website. <image shape=“rounded”></image> * M.Sc, M.Phil. in Applied & Analytic Mathematics (COMSATS Institute of Information Technology Islamabad) *