Hidefumi Ohsugi

According to our database, Hidefumi Ohsugi authored at least 20 papers between 1999 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

PQ-Type Adjacency Polytopes of Join Graphs.

Hidefumi Ohsugi, Akiyoshi Tsuchiya

Discret. Comput. Geom., July, 2023

The number of $4$-cycles and the cyclomatic number of a finite simple graph.

Takayuki Hibi, Aki Mori, Hidefumi Ohsugi

Australas. J Comb., 2023

2021

The h^*-Polynomials of Locally Anti-Blocking Lattice Polytopes and Their γ-Positivity.

Hidefumi Ohsugi, Akiyoshi Tsuchiya

Discret. Comput. Geom., 2021

Symmetric edge polytopes and matching generating polynomials.

Hidefumi Ohsugi, Akiyoshi Tsuchiya

Comb. Theory, 2021

2017

A Gröbner basis characterization for chordal comparability graphs.

Hidefumi Ohsugi, Takayuki Hibi

Eur. J. Comb., 2017

2016

The number of edges of the edge polytope of a finite simple graph.

Takayuki Hibi, Aki Mori, Hidefumi Ohsugi, Akihiro Shikama

Ars Math. Contemp., 2016

2015

The Face Vector of a Half-Open Hypersimplex.

Takayuki Hibi, Nan Li, Hidefumi Ohsugi

J. Integer Seq., 2015

2014

Gorenstein cut polytopes.

Hidefumi Ohsugi

Eur. J. Comb., 2014

Gröbner bases of toric ideals and their application.

Hidefumi Ohsugi

Proceedings of the International Symposium on Symbolic and Algebraic Computation, 2014

2012

Smooth Fano Polytopes Whose Ehrhart Polynomial Has a Root with Large Real Part.

Hidefumi Ohsugi, Kazuki Shibata

Discret. Comput. Geom., 2012

2010

Normality of cut polytopes of graphs is a minor closed property.

Hidefumi Ohsugi

Discret. Math., 2010

2008

Simple Polytopes Arising From Finite Graphs.

Hidefumi Ohsugi, Takayuki Hibi

Proceedings of the 2008 International Conference on Information Theory and Statistical Learning, 2008

2006

Gröbner bases of Hilbert ideals of alternating groups.

Takashi Wada, Hidefumi Ohsugi

J. Symb. Comput., 2006

Special simplices and Gorenstein toric rings.

Hidefumi Ohsugi, Takayuki Hibi

J. Comb. Theory A, 2006

2005

The h-Vector of a Gorenstein Toric Ring of a Compressed Polytope.

Hidefumi Ohsugi, Takayuki Hibi

Electron. J. Comb., 2005

2003

Normalized volumes of configurations related with root systems and complete bipartite graphs.

Hidefumi Ohsugi, Takayuki Hibi

Discret. Math., 2003

Gröbner bases of certain zero-dimensional ideals arising in coding theory.

Hidefumi Ohsugi, Daisuke Ikegami, Tomonori Kitamura, Takayuki Hibi

Adv. Appl. Math., 2003

2002

Hamiltonian Tournaments and Gorenstein Rings.

Hidefumi Ohsugi, Takayuki Hibi

Eur. J. Comb., 2002

Toric Ideals and an Infinite Family of Normal (0, 1)-Polytopes without Unimodular Regular Triangulations.

Hidefumi Ohsugi

Discret. Comput. Geom., 2002

1999

A Normal (0, 1)-Polytope None of Whose Regular Triangulations Is Unimodular.

Hidefumi Ohsugi, Takayuki Hibi

Discret. Comput. Geom., 1999