National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

An Institute of National Importance

Faculty Profile

EXPERTISE INFORMATION

Research Group
  • Statistics, Optimization and Discrete Mathematics
Areas of Interest
  • Spectral Graph Theory, Algebraic Combinatorics

Ranjit Mehatari
রঞ্জিত মেহতরী Assistant Professor Grade-I

Mathematics

mehatarir@nitrkl.ac.in

0661 - 246 2717

14

PUBLICATIONS

1

SPONSORED PROJECTS

4

DOCTORAL STUDENTS

PERSONAL INFORMATION

Ranjit Mehatari

Assistant Professor Grade-I

Mathematics

Room Number: MN-314

Department of Mathematics, National Institute of Technology Rourkela, Sundargarh, Odisha, India - 769008

2017

Ph.D.
Mathematics
IISER Kolkata

2011

M.Sc
Mathematics
Visva Bharati

Teaching Experience
  • Mathematics,  NIT Rourkela,   22 Feb 2018 - Present
Post Doctoral Research Experience
  • Graph Theory,  IIT Kharagpur,   12 Sep 2017 - 12 Feb 2018

Graph theoretic and spectral characterization of power graphs of finite groups. SERB
  • Principal Investigator
  • 36
  • Completed   Sponsored

Total Publications: 14

K. Sahu and R. Mehatari,"Vertex-minimal graphs and fixing sets for modular p -groups", Journal of Algebra and Its Applications, World Scientific Publishing 2025, View Details       Article

S. Mandal, R. Mehatari, and Z. Stanic,"Laplacian eigenvalues and eigenspaces of cographs generated by finite sequence", Indian Journal of Pure and Applied Mathematics, Springer, March 2024, 10.1007/s13226-024-00572-w       Article

P. Cameron, P. Manna, and R. Mehatari,"On finite groups whose power graph is a cograph", Journal of Algebra, vol.591, pp.59-74, Elsvier 2022, 10.1016/j.jalgebra.2021.09.034       Article

R. Mehatari, M. R. Kannan, and A. Samanta,"On the adjacency matrix of a complex unit gain graph", Linear and Multilinear Algebra, vol.70, no.9, pp.1798-1813, Taylor & Francis 2022, View Details       Article

A. Banerjee and R. Mehatari,"An eigenvalue localization theorem for stochastic matrices and its application to randic matrices", Linear Algebra and its Applications, vol.505, pp.85-96, Elsvier, September 2016, 10.1016/j.laa.2016.04.023       Article

  • MA1001 : Mathematics - I {Theory}
  • MA1002 : Mathematics - II {Theory}
  • MA1003 : Mathematics - I {Theory}
  • MA3101 : Introduction to Algebra: Group and Ring Theory {Theory}
  • MA3103 : Introduction to Real Analysis and Metric Spaces {Theory}
  • MA406 : Abstract Algebra {Theory}
  • MA4104 : Algebra: Ring and Field Theory {Theory}
  • MA4106 : Topology {Theory}
  • MA4109 : Topology {Theory}
  • MA4401 : Discrete Mathematics {Theory}
  • MA5128 : Graph Theory {Theory}
  • MA612 : Algebra {Theory}
  • MA6612 : Algebra {Theory}

Ph.D. Students [4]
Spectral Analysis of Some Sequence-generated Graphs
Santanu Mandal
Enrolled: Aug 2018
Graduated :  Feb 2024
Supervisor
Forbidden Induced Subgraphs of Power Graphs of Finite Groups
Pallabi Manna
Enrolled: Aug 2018
Graduated :  May 2023
Supervisor
Algebraic Combinatorics
Soujanya Panda
Enrolled: Jul 2024
Continuing
Supervisor
Graph theoretic and spectral characterization of power graphs
Kirti Sahu
Enrolled: Aug 2021
Continuing
Supervisor