+91-674-249-4082
Faculty
Binod Kumar Sahoo
Submitted by bksahoo on 16 July, 2014 - 01:06
Designation:
Associate Professor
Research Area:
Incidence Geometry
Education:
- Ph.D. (Mathematics), Indian Statistical Institute (Bangalore Center), India, 2007
- M.Phil. (Mathematics), Madurai Kamaraj University, India, 2004.
- M.A. (Mathematics), Utkal University, Bhubaneswar, India, 2000
- B.A. (Mathematics), Ravenshaw (Autonomous) College, Cuttack, India, 1998
Research Interest:
Incidence Geometry, Groups, Algebraic Combinatorics
Awards:
Publications:
- B. De Bruyn, P. Pradhan and B. K. Sahoo, Blocking sets of tangent and external lines to an elliptic quadric in PG(3,q), Proceedings of the Indian Academy of Sciences: Mathematical Sciences, To appear.
- H. Kumar, K. L. Patra and B. K. Sahoo, Proper divisor graph of a positive integer, Integers 21 (2021), Paper No. A65, 21 pp.
- S. Chattopadhyay, K. L. Patra and B. K. Sahoo, Minimal cut-sets in the power graphs of certain finite non-cyclic groups, Communications in Algebra 49 (2021), no. 3, 1195-1211.
- R. P. Panda, K. L. Patra and B. K. Sahoo, On the minimum degree of the power graph of a finite cyclic group, Journal of Algebra and its Applications 20 (2021), no. 3, Article Id: 2150044, 18 pp.
- B. De Bruyn, P. Pradhan and B. K. Sahoo, Minimum size blocking sets of certain line sets with respect to an elliptic quadric in PG(3,q), Contributions to Discrete Mathematics, 15 (2020), no. 2, 132-147.
- S. Chattopadhyay, K. L. Patra and B. K. Sahoo, Laplacian eigenvalues of the zero divisor graph of the ring Z_n, Linear Algebra and its Applications 584 (2020), 267-286.
- S. Chattopadhyay, K. L. Patra and B. K. Sahoo, Vertex connectivity of the power graph of a finite cyclic group II, Journal of Algebra and its Applications 19 (2020), no. 02, Article Id: 2050040, 25 pp.
Erratum: Vertex connectivity of the power graph of a finite cyclic group II, Journal of Algebra and its Applications 19 (2020), no. 02, Article Id: 2092001, 2 pp. - B. K. Sahoo and Bikramaditya Sahu, Blocking sets of certain line sets to a hyperbolic quadric in PG(3,q), Advances in Geometry 19 (2019), no. 4, 477-486.
- B. De Bruyn, B. K. Sahoo and Bikramaditya Sahu, Blocking sets of tangent lines to a hyperbolic quadric in PG(3,3), Discrete Applied Mathematics 266 (2019), 121-129.
- S. Chattopadhyay, K. L. Patra and B. K. Sahoo, Vertex connectivity of the power graph of a finite cyclic group, Discrete Applied Mathematics 266 (2019), 259-271.
- B. K. Sahoo and Bikramaditya Sahu, Blocking sets of tangent and external lines to a hyperbolic quadric in PG(3,q), q even, Proceedings of the Indian Academy of Sciences: Mathematical Sciences 129 (2019), no. 1, Art. 4, 14pp.
- B. De Bruyn and B. K. Sahoo, On minimum size blocking sets of the outer tangents to a hyperbolic quadric in PG(3,q), Finite Fields and Their Applications 56 (2019), 31-57.
- B. De Bruyn, B. K. Sahoo and Bikramaditya Sahu, Blocking sets of tangent and external lines to a hyperbolic quadric in PG(3,q), Discrete Mathematics 341 (2018), no. 10, 2820-2826.
- K. L. Patra and B. K. Sahoo, Bounds for the Laplacian spectral radius of graphs, Electronic Journal of Graph Theory and Applications 5 (2017), no. 2, 276-303.
- A. Jena and B. K. Sahoo, Revisiting Eisenstein-type criterion over integers, The Mathematics Student 86 (2017), no. 1-2, 77-86.
- K. L. Patra, B. K. Sahoo and Bikramaditya Sahu, Minimum size blocking sets of certain line sets related to a conic in PG(2,q), Discrete Mathematics 339 (2016), no. 6, 1716-1721.
- B. K. Sahoo, Existence of non-abelian representations of the near hexagon Q(5,2)\otimes Q(5,2), Proceedings of the Indian Academy of Sciences: Mathematical Sciences 126 (2016), no. 2, 143-151.
- B. De Bruyn and B. K. Sahoo, Polarized non-abelian representations of slim near-polar spaces, Journal of Algebraic Combinatorics 44 (2016), no. 1, 59-79.
- B. K. Sahoo and N. S. N. Sastry, Binary codes of the symplectic generalized quadragle of even order, Designs, Codes and Cryptography 79 (2016), no. 1, 163-170.
- K. L. Patra and B. K. Sahoo, Minimizing Laplacian spectral radius of unicyclic graphs with fixed girth, Czechoslovak Mathematical Journal 63(138) (2013), no. 4, 909-922.
- B. De Bruyn, B. K. Sahoo and N.S.N. Sastry, Non-abelian representations of the slim dense near hexagons on 81 and 243 points, Journal of Algebraic Combinatorics 33 (2011), no. 1, 127-140.
- A. K. Lal, K. L. Patra and B. K. Sahoo, Algebraic connectivity of connected graphs with fixed number of pendant vertices, Graphs and Combinatorics 27 (2011), no. 2, 215-229.
- B. K. Sahoo and N. S. N. Sastry, On the order of a non-abelian representation group of a slim dense near hexagon, Journal of Algebraic Combinatorics 29 (2009), no. 2, 195-213.
- K. L. Patra and B. K. Sahoo, A non-abelian representation of the dual polar space DQ(2n,2), Innovations in Incidence Geometry 9 (2009), 177-188.
- B. K. Sahoo, New constructions of two slim dense near hexagons, Discrete Mathematics 308 (2008), no. 10, 2018-2024.
- B. K. Sahoo and N. S. N. Sastry, A characterization of finite symplectic polar spaces of odd prime order, Journal of Combinatorial Theory, Series A 114 (2007), no. 1, 52-64.
- B. K. Sahoo and B. Sury, What is the Burnside Problem?, Resonance, 10 (July, 2005), 34-48.
Preprints:
- B. De Bruyn, P. Pradhan and B. K. Sahoo, Next-to-minimum size blocking sets of external lines to a nondegenerate quadric in PG(3,q), $q\in \{ 2,3\}$.
- R. P. Panda, K. L. Patra and B. K. Sahoo, Characterizing finite nilpotent groups associated with a graph theoretic equality (arXiv:2105.13322)
Teaching:
- 2021-2022
- 2020-2021 Incidence Geometry (Int. M.Sc.) || Algebra-I (Ph.D.)
- 2019-2020 Rings and Modules (Int. M.Sc.) || Algebra-II (Ph.D.)
- 2018-2019 Rings and Modules (Int. M.Sc.) || Numerical Analysis (Int. M.Sc.)
- 2017-2018 Group Theory (Int. M.Sc.) || Linear Algebra (Int. M.Sc.)
- 2016-2017 Classical Groups (Int. M.Sc. & Ph.D.) || Algebra-II (Ph.D.) || Mathematics-I (Int. M.Sc.)
- 2015-2016 Rings and Modules (Int. M.Sc.) || Algebra-II (Ph.D.)
- 2014-2015 Group Theory (Int. M.Sc.) || Field Theory (Int. M.Sc.)
- 2013-2014 Representations of Finite Groups (Int. M.Sc.) || General Mathematics-II (Int. M.Sc.)
- 2012-2013 Algebra-I (Ph.D.), Algebra-I (Int. M.Sc.) || General Mathematics-II (Int. M.Sc.) || Algebra-I (Int. M.Sc.)
- 2011-2012 Representations of Finite Groups (Int. M.Sc. & Ph.D.) || Algebra-II (Ph.D.)
- 2010-2011 Algebra-I (Int. M.Sc.), Representations of Finite Groups (Int. M.Sc.) || Topics in Group Theory (Int. M.Sc.) || Algebra-I (Int. M.Sc.)
- 2009-2010 Representations of Finite Groups (Int. M.Sc.) || Algebra-I (Ph.D.)
Responsibility:
- Member, UGCS, SMS (2020-onward)
- Member, Employee Grievance Redressal Cell, NISER (2019-onward)
- Chairman, Screening Committee for Administrative and Auxiliary Staffs (2019-2020)
- Chairperson, ST/SC/OBC Cell, NISER (2017-onward)
- Member, Institute House Allotment Committee (2015-onward)
- Dean, Academic Affairs (November 2018 - May 2020)
- Member, PGCS, SMS (2018-2020)
- Member, Admission Committee for Integrate M.Sc Programme (2017, 2019, 2020)
- Chairman, Ph.D. Selection Committee, SMS (2016)
- Member, PGCS, SMS (2012-2016)
- Member, Institute Annual Report Committee (2012-2015)
- NEST Coordinator (2011, 2012, 2015)
- Liaison Officer for OBC, NISER (2011–2016)
- Member PhD Selection Committee, SMS (2010-2015, 2017)
- Member, UGCS, SMS (2010-2018)
- Member, Library Stock Verification Committee (2010-2013)
- Member, PGCI (2010-2012)
- Convener, PGCS, SMS (2010-2012)
Project/Thesis Guidance:
Theses:
- Ph.D. Thesis of Mr. Puspendu Pradhan, School of Mathematical Sciences, NISER, Bhubaneswar (continuing)
- M.Sc. Thesis of Mr. Dibyayoti Dhananjay Jena, School of Mathematical Sciences, NISER, Bhubaneswar (2019)
- Ph.D. Thesis of Mr. Bikramaditya Sahu, School of Mathematical Sciences, NISER, Bhubaneswar (2018)
- M.Sc. Thesis of Mr. Ayush Kumar Tewari, School of Mathematical Sciences, NISER, Bhubaneswar (2017)
- M.Sc. Thesis of Mr. Soumyadip Das, School of Mathematical Sciences, NISER, Bhubaneswar (2014)
- M.Sc. Thesis of Mr. Muna Naik, School of Mathematical Sciences, NISER, Bhubaneswar (2013)
Projects:
- M.Sc. Project of Mr. Swaroop S Hegde, SMS, NISER, Bhubaneswar (2018-2019, Odd Semester)
- Summer Project of Mr. Dibyayoti Dhananjay Jena, SMS, NISER, Bhubaneswar (2017)
- Summer Project of Mr. Awanish Kumar, NISER, Bhubaneswar (2016)
- M.Sc. Project of Mr. Ayush Kumar Tiwari, SMS, NISER, Bhubaneswar (2015-2016)
- Summer Project of Ms. Ritika Nair, Department of Mathematics, St. Stephen's College, University of Delhi (under SRF Programme - 2015)
- Summer Project of Mr. Yash Travadi, Department of Mathematics and Statistics, IIT Kanpur (May 29 - July 16, 2015)
- M.Sc. Project of Mr. Vaibhav Pandey, SMS, NISER, Bhubaneswar (2014-2015, Odd Semester)
- Summer Project of Ms. Saswati Sinha, Dept.of Mathematics, Pondicherry University (under SRF Programme - 2014 jointly sponsored by IASc, INSA & NSAI)
- M.Sc. Project of Mr. Soumyadip Das, SMS, NISER, Bhubaneswar (2011-2012, 2012-2013)
- M.Sc. Project of Ms. Manasa Manjunatha, SMS, NISER, Bhubaneswar (2011-2012)
- M.Sc. Project of Mr. Ankush Goswami, SMS, NISER, Bhubaneswar (2010-2011)
- M.Sc. Project of Mr. Abinash Nayak, SMS, NISER, Bhubaneswar (2010-2011)
Academic Presentations:
- Delivered five lectures during the Online Interactive Mathematics Training on Number Theory and Algebra, August 17-21, 2020.
- Minimal cut-sets in power graphs associated with maximal cyclic subgroups, National Seminar on Graph Theory and its Applications, February 27-28, 2020, Sambalpur University, Odisha, India.
- Vertex connectivity of the power graph of a finite cyclic group, 9th Slovenian International Conference on Graph Theory (June 23-29, 2019), at Bled, Slovenia.
- Blocking sets of tangent and external lines to a hyperbolic quadric in PG(3,q), International Congress of Mathematicians (August 1-9, 2018), Rio de Janeiro, Brazil.
- Delivered six lectures at the Interactive Mathematics Training Camp (May 14-26, 2018), at Institute of Mathematics and Applications, Bhubaneswar.
- Revisiting Eisenstein-type criterion over integers, at the Department of Mathematics, Central University of Odisha, Koraput (Novermber 20, 2017).
- Vertex connectivity of the power graph of a finite cyclic group, The Second Malta Conference in Graph Theory and Combinatorics (June 26-30, 2017), at Qawra, Malta.
- Online Mini-course in Finite Geometry and Ramsey Theory (January 11-22, 2021), Organized by Anurag Bishnoi (TU Delft) and Jozef Skokan (LSE)
- Delivered a series of lectures during the one month Training Program in Mathematics (May 22-June 17, 2017), at NISER, Bhubaneswar.
- Power graph of a group and its connectivity, Inter-IISER Mathematics meet (May 11-12, 2017), IISER Pune.
- Delivered a series of seven lectures on Module theory for the Int.M.Sc. students in the Department of Mathematics, Central University of Odisha, Koraput, during September 19 - 27, 2016.
- Delivered a series of lectures during the one month Training Program in Mathematics (May 23-June 18, 2016), at NISER, Bhubaneswar.
- Standard number systems and beyond, Lecture for school children at Capital High School, Bhubaneswar (February 16, 2016), supported by Odisha Bigyan Academy.
- Binary codes of the symplectic generalized quadrangles of even order, 8th Slovenian conference on Graph Theory (June 21--27, 2015), at Kranjska Gora, Slovenia.
- Delivered four lectures during Interactive Mathematics Training Camp (May 13-22, 2015), at Institute of Mathematics and Applications, Bhubaneswar.
- Rational and Jordan canonical forms of linear transformations, TEQIP Workshop on Functional Analysis and Applications (December 23--24, 2014), at Department of Mathematics, IIT Hyderabad.
- Delivered six lectures at the NBHM sponsored programme Annual Foundation School-I (December 1--27, 2014), at NISER, Bhubaneswar.
- A non-abelian representation of the dual polar space DQ(2n,2), Workshop and conference of Groups and Geometries (December 10--21, 2012), at Indian Statistical Institute, Bangalore.
- Non-abelian representations of slim dense near hexagons, International conference on Incidence Geometry and Buildings (February 6--10, 2012), at Ghent University, Belgium.
- Finite symplectic polar spaces of odd prime order - a characterization, International Congress of Mathematicians (August 19--27, 2010), at Hyderabad, India.
- Simplicity of the projective special linear group, at F. M. College, Balasore (March 23, 2010), UGC sponsored seminar on Finite Geometry and Graph Theory.
Academic Visits:
- Online Mini-course in Finite Geometry and Ramsey Theory (January 11-22, 2021), Organized by Anurag Bishnoi (TU Delft) and Jozef Skokan (LSE).
- Online Interactive Mathematics Training on Number Theory and Algebra, August 17-21, 2020.
- Department of Mathematics, Sambalpur University, Odisha, India (February 27-28, 2020).
- Department of Mathematics, Central University of Odisha, Koraput, India (February 24-26, 2020).
- 9th Slovenian International Conference on Graph Theory (June 23-29, 2019), at Bled, Slovenia.
- International Congress of Mathematicians (August 1-9, 2018), Rio de Janeiro, Brazil.
- Department of Mathematics, Central University of Odisha, Koraput, during November 20-22, 2017.
- The Second Malta Conference in Graph Theory and Combinatorics (June 26-30, 2017), at Qawra, Malta.
- Inter-IISER Mathematics meet, IISER Pune (May 11-12, 2017).
- Department of Mathematics, Central University of Odisha, Koraput, during September 19-27, 2016.
- Statistics and Mathematics Unit, Indian Statistical Institute, Bangalore Centre, during June 20-July 15, 2016.
- 8th Slovenian International Conference on Graph Theory (June 21-27, 2015), at Kranjska Gora, Slovenia.
- Interactive Mathematics Training Camp (May 13-22, 2015), at Institute of Mathematics and Applications, Bhubaneswar.
- TEQIP Workshop on Functional Analysis and Applications (December 23--24, 2014), at Department of Mathematics, IIT Hyderabad.
- Statistics and Mathematics Unit, Indian Statistical Institute, Bangalore Centre, during June 9-July 11, 2014.
- Advanced Instructional School in Algebraic Combinatorics (June 24-July 13, 2013), ISI, Bangalore.
- Workshop and Conference on Groups and Geometries (December 10-21, 2012), ISI, Bangalore.
- International Conference on Incidence Geometry and Buildings (February 6-10, 2012), Ghent University, Belgium.
- International Conference on Buildings, Finite Geometries and Groups (August 29-31, 2010), ISI, Bangalore.
- International Congress of Mathematicians (August 19-27, 2010), Hyderabad, India.
- UGC sponsored seminar on Finite Geometry and Graph Theory (Mar 23, 2010), F. M. College, Balasore, Odisha.
- Summer School and Advanced Workshop on Trends and Developments in Linear Algebra (June 22-July 10, 2009), ICTP, Italy.
- Conference on Perspectives in Mathematical Sciences (February 04-08, 2008), ISI, Bangalore.
- International Conference on Buildings and Groups (May 20-26, 2007), Ghent University, Belgium.
- Department of Mathematics, Ghent University, Belgium, during May 19 - June 30, 2007.
- International Congress of Mathematicians (August 22-30, 2006), Madrid, Spain.
- Joint India-AMS Mathematics Meeting (December 17-20, 2003), IISc, Bangalore.
- Instructional Workshop and International Conference on Geometric Group Theory (December 02-21, 2002), IIT, Guwahati.
Sponsored Projects:
- Funding Organisation: Science & Engineering Research Board (SERB), Department of Science and Technology, Government of India; Amount: Rs. 6,60,000/- (Sanction Order No. MTR/2017/000372); Duration: 36 Months (June 2018 - May 2021)
- Funding Organisation: Science & Engineering Research Board (SERB), Department of Science and Technology, Government of India; Amount: Rs. 11,04,000/- (Sanction Order No. SR/FTP/MS-001/2010); Duration: 36 Months (August 2011 - July 2014)
Contact:
Office Phone:
0674-2494084
Office Room:
223
Office address:
School of Mathematical Sciences,
NISER, Bhubaneswar,
At/P.o. - Jatni, Dist- Khurda, Odisha-752050, India
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Tel: +91-674-249-4081
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