Ph.D. student Mr. Sunny Kumar Sharma from the School of Mathematics at Shri Mata Vaishno Devi University (SMVDU) has successfully defended his Doctor of Philosophy (Ph.D.) in Mathematics on the topic, titled “A Study on Metric Dimension and Its Variants of Certain Plane Graphs,” under Dr. V.K.Bhat, a professor at the School of Mathematics, SMVDU.Mr. Sharma’s research work has earned him the publication of multiple research papers in SCI/SCIE indexed journals. Additionally, he has presented his research at various national and international conferences, showcasing his impressive work on a global platform.Mr. Sharma’s accomplishments have not gone unnoticed. Prof. (Dr.) R.K. Sinha, Vice-Chancellor of SMVDU, the Dean of FoS, the Head of SoM, and other committee members have extended their heartfelt congratulations on his achievement and wished him a successful future.Mr. Sharma’s success in completing his Ph.D. and publishing his research papers in prestigious journals is a testament to his hard work and dedication.