The Department of Mathematics at GHG Khalsa College, Gurusar Sadhar, held a lecture on 'Interactions with PI'. Dr. Surinderpal Singh Kainth was the resource person from Panjab University, Chandigarh. He talked about the history, present status and future scope of work on the concept of pi. He, also, discussed about the applications of pi in different fields beyond the field of mathematics. The students were motivated to enhance their research aptitude. The lecture was attended by the undergraduate and post-graduate students of sciences under the supervision of Prof. Parveen Ansari (HOD) and other staff members.