* Awarded PhD Thesis in the merit of Highly Commended (Highest Grade Level in Gandhigram Rural Institute-Deemed to be University, Gandhigram, Dindigul, Tamil Nadu, INDIA)
** Equivalent to M.Sc., Mathematics (Refer GO.(MS)NO.72 HIGHER EDN (K2) DEPT DATED 30.04.2013; GO.(MS)NO.266 HIGHER EDN (K2) DEPT DATED 29.11.2019)