N. Sadagopan

According to our database1, N. Sadagopan authored at least 45 papers between 2009 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of two.

Timeline

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Bibliography

2024
A closer look at Hamiltonicity and domination through the lens of diameter and convexity.
Acta Informatica, December, 2024

On convexity in split graphs: complexity of Steiner tree and domination.
J. Comb. Optim., March, 2024

On the Parameterized Complexity of Minus Domination.
Proceedings of the SOFSEM 2024: Theory and Practice of Computer Science, 2024

Impact of Diameter and Convex Ordering for Hamiltonicity and Domination.
Proceedings of the Algorithms and Discrete Applied Mathematics, 2024

2023
2-Trees: Structural insights and the study of Hamiltonian paths.
Discret. Math. Algorithms Appl., May, 2023

On 3-degree 4-chordal graphs.
Discret. Math. Algorithms Appl., January, 2023

Roman k-Domination: Hardness, Approximation and Parameterized Results.
Proceedings of the WALCOM: Algorithms and Computation, 2023

Short Cycles Dictate Dichotomy Status of the Steiner Tree Problem on Bisplit Graphs.
Proceedings of the Algorithms and Discrete Applied Mathematics, 2023

2022
Steiner tree in k-star caterpillar convex bipartite graphs: a dichotomy.
J. Comb. Optim., 2022

Hamiltonian Cycle in K1, r-Free Split Graphs - A Dichotomy.
Int. J. Found. Comput. Sci., 2022

P Versus NPC: Minimum Steiner Trees in Convex Split Graphs.
Proceedings of the Algorithms and Discrete Applied Mathematics, 2022

2021
Hamiltonicity: Variants and Generalization in P<sup>5</sup>-free Chordal Bipartite graphs.
CoRR, 2021

2020
The Steiner tree in K1, r-free split graphs - A Dichotomy.
Discret. Appl. Math., 2020

On strictly chordality-k graphs.
Discret. Appl. Math., 2020

2018
Listing all spanning trees in Halin graphs - sequential and Parallel view.
Discret. Math. Algorithms Appl., 2018

Hamiltonicity in Convex Bipartite Graphs.
CoRR, 2018

On Some Combinatorial Problems in Cographs.
CoRR, 2018

Hamiltonian Path in K_1, t -free Split Graphs- A Dichotomy.
Proceedings of the Algorithms and Discrete Applied Mathematics, 2018

2017
Hamiltonian Path in Split Graphs- a Dichotomy.
CoRR, 2017

On P<sub>5</sub>-free Chordal bipartite graphs.
CoRR, 2017

FO and MSO approach to Some Graph Problems: Approximation and Poly time Results.
CoRR, 2017

Hamiltonicity in Split Graphs - A Dichotomy.
Proceedings of the Algorithms and Discrete Applied Mathematics, 2017

2016
Tri-connectivity Augmentation in Trees.
Electron. Notes Discret. Math., 2016

Spanning Trees in 2-trees.
CoRR, 2016

Tri-connectivity Augmentation in Trees.
CoRR, 2016

R-connectivity Augmentation in Trees.
CoRR, 2016

Constrained Hitting Set and Steiner Tree in SC<sub>k</sub> and 2K<sub>2</sub>-free Graphs.
CoRR, 2016

Complexity of Steiner Tree in Split Graphs - Dichotomy Results.
Proceedings of the Algorithms and Discrete Applied Mathematics, 2016

2015
Simpler Sequential and Parallel Biconnectivity Augmentation in Trees.
Parallel Process. Lett., 2015

Connected (s, t)-Vertex Separator Parameterized by Chordality.
J. Graph Algorithms Appl., 2015

Hamiltonian Path in 2-Trees.
CoRR, 2015

2014
Some Combinatorial Problems on Halin Graphs.
CoRR, 2014

Spanning Tree Enumeration in 2-trees: Sequential and Parallel Perspective.
CoRR, 2014

2013
A Unified Framework for Bi(Tri)Connectivity and Chordal Augmentation.
Int. J. Found. Comput. Sci., 2013

A Dirac-type characterization of <i>k</i>-chordal graphs.
Discret. Math., 2013

Simpler Sequential and Parallel Biconnectivity Augmentation.
CoRR, 2013

Domain Specific Hierarchical Huffman Encoding.
CoRR, 2013

2012
A Dirac-type Characterization of k-chordal Graphs
CoRR, 2012

2011
On the Complexity of Connected (s, t)-Vertex Separator
CoRR, 2011

A Characterization of all Stable Minimal Separator Graphs
CoRR, 2011

A Novel Data Structure for Biconnectivity, Triconnectivity, and k-Tree Augmentation.
Proceedings of the Seventeenth Computing: The Australasian Theory Symposium, 2011

2010
Non-contractible non-edges in 2-connected graphs.
Inf. Process. Lett., 2010

2009
On the Structure of Contractible Edges in <i>k</i>-connected Partial <i>k</i>-trees.
Graphs Comb., 2009

On the Structure of Contractible Vertex Pairs in Chordal Graphs.
Electron. Notes Discret. Math., 2009

A Note on Contractible Edges in Chordal Graphs
CoRR, 2009


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