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MATHEMATICS

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Department of Mathematics

Developing logical reasoning, problem-solving ability and appreciation for mathematical structure.

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About the Department

The Department of Mathematics supports rigorous thinking and quantitative skills through the study of patterns, relations and mathematical models.

UndergraduateAcademic programme
3 Focus AreasCore learning areas
JNC PasighatAcademic community

From the Head of Department

Academic guidance for our students and department.

Dr. Monkhum Khilak

Dr. Monkhum Khilak

HoD, Assistant Professor · Department of Mathematics

Qualifications: M.Sc, Ph.D

Developing logical reasoning, problem-solving ability and appreciation for mathematical structure.

Academic Focus

Key areas of study within the department.

1CalculusLimits, differentiation, integration and applications.
2AlgebraStructures, equations and abstract reasoning.
3Mathematical MethodsProblem solving, modelling and quantitative tools.

Faculty Members

Faculty of the Department of Mathematics.

Dr. Gete Umbrey

Dr. Gete Umbrey

Assistant Professor

M.Sc, Ph.D, B.Ed · Department of Mathematics
View Research Papers
TitleCited byYear
Semirings of graphs: homomorphisms and applications in network problems
S Rahman, G Umbrey
Proyecciones (Antofagasta) 41 (6), 1273–1296
 6 2022
On Some Properties of Semirings of Graphs
GU S. Rahman
Southeast Asian Bulletin of Mathematics 46 (4), 553–563
4 2022
Application of Graph Semirings in Decision Networks
G Umbrey, S Rahman
Mathematical Forum 28 (1), 40–51
 2 2020
Determining paths energy of a complex network
G Umbrey, S Rahman
Advances in Mathematics: Scientific Journal 9 (10), 8761–8770
2 2020
A Zykov algebra approach to clique propagation: Classifying clique complexes in graphs
A Bustamante, G Umbrey, B Moyong, BK Sarma
World 2550080, 32
 — 2025
ON SOME PROPERTIES OF COMMUTATIVE AND IDEMPOTENT SEMIRINGS
S Rahman, G Umbrey, B Davvaz
Bull. Cal. Math. Soc 115 (2), 231–244
— 2023
An Approach Towards Rank and Nullity of Algebraic Expressions of Graphs
U Gete, R Saifu, A Helen, K Saikia, and Firos
https://www.researchgate.net/publication …
— 2020
THE ALGEBRA OF SIMPLE GRAPHS AND MAXIMAL CLIQUES
BK Sarma, G Umbrey, MK Enduri
— —
South East Asian J. of Mathematics and Mathematical Sciences Vol. 20, Proceedings (2022), pp. 177–188
G Umbrey, S Rahman, M Chandramouleeswaran
— 2022
Dr. Drema Lhanu

Dr. Drema Lhanu

Assistant Professor

M.Sc, Ph.D · Department of Mathematics
View Research Papers
TitleCited byYear
The quaternion Fourier and wavelet transforms on spaces of functions and distributions
D Lhamu, SK Singh
Research in the Mathematical Sciences 7 (3), 11
 12 2020
Besov norms of the continuous wavelet transform in variable Lebesgue space
D Lhamu, SK Singh
Journal of Pseudo-Differential Operators and Applications 11 (4), 1537–1548
8 2020
The Curvelet transform on function spaces
D Lhamu, SK Singh, A Kumar, CP Pandey
Kragujevac J. Math. 50 (6), 941–955
 4 2026
The continuous quaternion wavelet transform on function spaces
D Lhamu, S Singh, CP Pandey
Boletim da Sociedade Paranaense de Matemática
4 2024
The continuous quaternion wavelet transform on distribution spaces
D Lhamu, A Das, SK Singh, A Kumar
Rendiconti del Circolo Matematico di Palermo Series 2, 74 (1), 21
— 2025
Exam solutions: Algebra and related Topics
DL Gete Umbrey, Pokjum Yomgam
Bluerose Publisher Pvt. Ltd.
 — 2023
The existence result for mixed-type fractional integral equations involving k-fractional Hilfer integral and (k, ρ)-fractional Hilfer integral via a measure of noncompactness
M Khilak, D Lhamu, G Umbrey, R Kaye, BC Deuri
— —
Characterization of Weighted Function Spaces In Terms of Wavelet Transforms
S Sharma, D Lhamu, SK Singh
 — —
Mr. Riken Kaye

Mr. Riken Kaye

Assistant Professor

M.Sc · Department of Mathematics

Quick Academic Links

Essential documents and department information.

Syllabus →Course Structure →Department Notices →Contact Department →
Department Office: For admission, timetable and course-related queries, please contact the Department of Mathematics during working hours.