Associate Professor Ph.D. (IIT Kanpur)
+91 (0)361 258 2618 b.bikash ◊ iitg ⋅ ac ⋅ in
Research Area: Graph Theory
Room No: E304
Personal Website  IRINS Profile
Department Responsibilities:
DUPC, Member
Faculty Advisor, M.Sc. (M & C) 2024
Algebraic Graph Theory
Present Research Interest: Signed Graph, Quantum Walk on Graph, Perfect State Transfer, Graph Labeling, Distinguishing Labelling.
Ph.D Mathematics, 2009
Indian Institute of Technology Kanpur
Thesis Title: On some Graph Labelling Problems
Advisor: Professor Arbind Kumar Lal
M.Sc. Mathematics, 2002
Gauhati University, Assam, India
B.Sc. (Honors) Mathematics, 2000
Nalbari College, Nalbari, Assam, India
H.S.S.L.C (10+2), 1997
Chamata Higher Secondary School, Chamata, Nalbari, Assam, India
H.S.L.C (10th), 1995
Bangaon Higher Secondary School (from Class VIII to Class X), Bangaon, Nalbari, Assam, India.
Batsor Paramesh Vidyapith M.E. School (from Class V to Class VII), Batsor, Nalbari, Assam, India.
Batsor Paramesh Prathamik Vidyalaya (from Class I to Class IV), Batsor, Nalbari, Assam, India.
Other Qualifications
Currently Teaching: MA625 (Linear Algebra I)
Previously Taught at IITG:
MA421/MA502: Graph Theory (M.Sc/B.Tech Elective). JanApril 2010, JanApril 2011, JanApril 2012, JanApril 2014, JanApril 2016, JanApril 2018, JulyNov 2022.
MA501/MA221/CS203: Discrete Mathematics (M.Sc/B.Tech). JulyNov 2010, JulyNov 2012, JulyNov 2017, JulyNov 2019, SeptNov 2020, JulyNov 2022.
MA101: Mathematics I [Linear Algebra part] (B.Tech core course). JulyNov 2011, JulyNov 2014, JulyNov 2016.
MA102: Mathematics II [Linear Algebra part] (B.Tech core course). JanApril 2020, MarJune 2022.
MA731: Linear Algebra and Functional Analysis [Linear Algebra part]. (PhD course), JanApril 2013.
MA001: Mathematics I (Preparatory course). AugustNovember 2013, AugustNovember 2015.
MA002: Mathematics II (Preparatory course). JanuaryApril 2015.
MA719: Linear Algebra II [half part]. AugustNovember 2015.
MA625: Linear Algebra I (PhD course). JanApril 2017, JulyNov 2018, JulyNov 2019 (half), JulyNov 2023.
MA601: Graphs and Matrices (M.Sc/B.Tech Elective course), JanMay 2019, JanMay 2021, JanMay 2023.
Summer Courses Taught at IITG:
2010: MA421, MA221
2011: MA101[Linear Algebra part], MA501
2012: MA101[Linear Algebra part], MA522
2013: MA501
2014: MA101[Linear Algebra part], MA501 [half part]
18. M. Kadyan, B. Bhattacharjya, "HSintegral and Eisenstein integral mixed circulant graphs", Theory and Applications of Graphs , vol.10 (1) ,pp.A3 [2023]
17. Deepak, B. Bhattacharjya, "On the rna number of generalized Petersen graphs", Communications in Combinatorics and Optimization [2023] , 10.22049/cco.2023.27973.1408
16. M. Kadyan, B. Bhattacharjya, "Integral mixed circulant graphs", Discrete Mathematics , vol.346 ,pp.113142 [2023]
15. M. Kadyan, B. Bhattacharjya, "Switching equivalence of Hermitian adjacency matrices of mixed graphs", Australasian Journal of Combinatorics , vol.85 (3) ,pp.228247, [2023]
14. M. Kadyan, B. Bhattacharjya, "Hintegral and Gaussian integral normal mixed Cayley graphs", DiscreteMathematics , vol.346 ,pp.113638 [2023]
13. Deepak, B. Bhattacharjya, "Chromatic Polynomials of Signed Book Graphs", Theory and Applications of Graphs , vol.9 (1) ,pp.A4 [2022]
12. M. Kadyan, B. Bhattacharjya, "HSintegral and Eisenstein integral mixed Cayley graphs over abelian groups", Linear Algebra and its Applications , vol.645 ,pp.6890, [2022]
11. Deepak, B. Bhattacharjya, "Nonisomorphic Signatures on Some Generalised Petersen Graph", Electronic Journal of Graph Theory and Applications , vol.9 (1) ,pp.235255, [2021]
10. M. Kadyan, B. Bhattacharjya, "Integral mixed Cayley graphs over abelian groups", The Electronic Journal of Combinatorics , vol.28 (4) ,pp.P4.46 [2021]
9. Deepak, B. Bhattacharjya, "Signed complete graphs on six vertices and their frustration indices", Advances & Applications in Discrete Mathematics , vol.24 (2) ,pp.129142, [2020]
8. Deepak, B. Bhattacharjya, "Maximum Frustration in Signed Generalized Petersen Graphs", Indian Journal of Discrete Mathematics , vol.5 (2) ,pp.7793, [2019]
7. Deepak, B. Bhattacharjya, "Some Bounds on the Double Domination of Signed Generalized Petersen Graphs and Signed IGraphs", Indian Journal of Discrete Mathematics , vol.5 (2) ,pp.6375, [2019]
6. H. Pal, B. Bhattacharjya, "Pretty Good State Transfer on Some NEPS", Discrete Mathematics , vol.340 (4) ,pp.746752, [2017]
5. H. Pal, B. Bhattacharjya, "Perfect State Transfer on gcdgraphs", Linear and Multilinear Algebra , vol.65 (11) ,pp.22452256, [2017]
4. H. Pal, B. Bhattacharjya, "Pretty Good State Transfer on Circulant Graphs", The Electronic Journal of Combinatorics , vol.24 (2) ,pp.P2.23 [2017]
3. H. Pal, B. Bhattacharjya, "Perfect State Transfer on NEPS of the path on three vertices", Discrete Mathematics , vol.339 (2) ,pp.831838, [2016]
2. B. Bhattacharjya, A. K. Lal., "On the magic space of locally finite graphs", Ars Combinatoria , vol.104 ,pp.4164, [2012]
1. B. Bhattacharjya, A. K. Lal., "Breaking the symmetries of the book graph and the generalized Petersen graph", SIAM Journal of Discrete Mathematics. , vol.23 (3) ,pp.12001216, [2009]
2. H. Pal, B. Bhattacharjya, "A class of gcdgraphs having Perfect State Transfer", Electronic Notes in Discrete Mathematics , vol.53 ,pp.319329, [2016]
1. B. Bhattacharjya, A. K. Lal., "On the existence of constrained labelling of locally finite graphs", Congressus Numerantium , vol.187 ,pp.132144, [2007]
Research Scholars
1  Akash Kalita 
2  Koushik Bhakta 
1  Deepak 
2  Monu Kadyan 
3  Hiranmoy Pal 
No Project Available!
1. European Conference on Combinatorics, Graph Theory and Applications (EUROCOMB´23)

2. The 8th Gdansk Workshop of Graph Theory

3. Conference in the Memory of Prof. P. Dutt, Prof. A. K Lal and Prof. S. Dutta

4. International Conference on Graph Theory and its Applications

5. International Conference on Frontiers in Mathematics

6. Rocky Mountain Math. Consortium Summer School 2013 on Algebraic Graph Theory

7. Open House 2008 at the Department of Mathematics and Statistics

8. Open House 2007 at the Department of Mathematics and Statistics

9. Combinatorics, Graph Theory and Computing

1. 38th Annual Conference of Ramanujan Mathematical Society

No Data Available!