Publication

Submitted


JiSun Huh, Sangwook Kim, Boram Park,

On toric ideals arising from signed graphs, October 2018 (See arXiv.02082).

Ilkyoo Choi, Ringi Kim, Alexandr Kostochka, Boram Park, Douglas B. West,

Largest 2-regular subgraphs in 3-regular graphs, September 2018.

Ilkyoo Choi, Michitaka Furuya, Ringi Kim, Boram Park,

A Ramsey-type theorem for the matching number regarding connected graphs, August 2018 (See arXiv.04540).

Sungsik Kang and Boram Park,

On incidence choosability of cubic graphs, April 2018 (See arXiv.06036).

Ilkyoo Choi and Boram Park,

On star 5-colorings of sparse graphs, February 2018.

Boram Park and Seonjeong Park,

Shellable posets arising from even subgraphs of a graph, May 2017 (See arXiv.06423).

Boram Park Hanchul Park, and Seonjeong Park,

Graph invariants and Betti numbers of real toric manifolds, December 2017 (See arXiv.00296).


Accepted


[39] Ilkyoo Choi, Ringi Kim, Boram Park,

Characterization of forbidden subgraphs for bounded star chromatic number,

Discrete Mathematics, accepted.


[38] Shinya Fujita, Tommy Jensen, Boram Park, Tadashi Sakuma,

On weighted safe set problems on paths and cycles,

Journal of Combinatorial Optimization, accepted. (Available online since June 2018, See arXiv.03579)


[37] Bumtle Kang, Suh-Ryung Kim, Boram Park,

On the safe sets of Cartesian product of two complete graphs,

Ars Combinatoria, accepted.


Published in 2018


[36] Ringi Kim, Seog-Jin Kim, Jie Ma, and Boram Park,

Cycles with two blocks in $k$-chromatic digraphs,

Journal of Graph Theory, 88(4) (2018) 592-605. (Available online since 12 December 2017, Published 2018 August, See arXiv.05839).


[35] Seog-Jin Kim and Boram Park,

List 3-dynamic coloring of graphs with small maximum average degree,

Discrete Mathematics, 341(5) (2018) 1406–1418.(Available online since October 31st, 2017, Published 2018 May See arXiv.05824).


Published in 2017


[34] Suyoung Choi, Boram Park, Hanchul Park,

The Betti numbers of real toric varieties associated to Weyl chambers of type B,

Chinese Annals of Mathematics, Series B, 38(6) (2017) 1213–1222.

(See arXiv 1602.05406)


[33] Suyoung Choi, Boram Park, Seonjeong Park,

Pseudograph and its associated real toric manifold,

Journal of the Mathematical Society of Japan, 69 (2017) 693-714.

(See JMSJ homepage, Published April 2017, See arXiv.06856).


[32] Youngsub Chun and Boram Park:

A graph theoretic approach to slot allocation problems,

Social Choice and Welfare, 48 (2017) 133-152.

(Available online since 13 June 2016, Published January 2017)

Published in 2016


[31] Rene van den Brink, Youngsub Chun, Yukihiko Funaki and Boram Park:

Consistency, population solidarity, and egalitarian solutions for TU-games,

Theory and Decision, 81 (2016) 427-447.

(Available online since 1 March 2016, Published 1 September)


[30] Youngsub Chun and Boram Park:

The airport problem with capacity constraints,

Review of Economic Design, 20 (2016) 237-253.

(Available online since 7 June 2016, Published September 2016)


[29] Seog-Jin Kim and Boram Park:

Coloring the square of Kneser graph $K(2k+r,k)$,

Graphs and Combinatorics, 32 (2016), 1461-1472.

(Available online since 11 December 2015, Published July 2016)


[28] Seog-Jin Kim and Boram Park:

Coloring the square of graphs whose maximum average degrees are less than 4,

Discrete Mathematics, 339 (2016), 1251-1260.

(Published April 2016, See arXiv.04401v1)


[27] Suh-Ryung Kim, Jung Yeun Lee, Boram Park, and Yoshio Sano:

The competition graphs of oriented complete bipartite graphs

Discrete Applied Mathematics, 201 (2016), 182-190.

(Available online 24 August 2015, Published March 2016)


Published in 2015


[26] Seog-Jin Kim and Boram Park:

Bipartite graphs whose squares are not chromatic-choosable,

The Electronic Journal of Combinatorics, 22 (2015) p.46.

(Published February 2015)


[25] Seog-Jin Kim and Boram Park:

Counterexamples of List Square Coloring Conjecture,

Journal of Graph Theory, 78 (2015), 239-247.

(Available online since 14 April 2014, Published January 2015)

[24] Suh-Ryung Kim, Jung Yeun Lee, Boram Park, and Yoshio Sano:

A generalization of Opsut's result on the competition numbers of line graphs,

Discrete Applied Mathematics, 181 (2015) 152-159.

(Available online 4 November 2014, Published January 2015)


[23] Seog-Jin Kim, Young Soo Kwon, and Boram Park:

Chromatic-choosability and power of graphs,

Discrete Applied Mathematics, 180 (2015) 120-125.

(Available online 28 August 2014, Published January 2015)


Published in 2014


[22] Suh-Ryung Kim, Jung Yeun Lee, Boram Park, and Yoshio Sano:

The competition hypergraphs of doubly partial orders,

Discrete Applied Mathematics, 165 (2014) 185-191.

(Available online since 19 June 2012, Published March 2014).


[21] Seog-Jin Kim and Boram Park:

Improved bounds on the chromatic numbers of the square of Kneser graphs $K(2k+1,k)$,

Discrete Mathematics, 315 (2014) 69-74.

(Available online since 31 October 2013, Published February 2014)


Published in 2013


[20] Boram Park and Yoshio Sano:

The phylogeny graphs of doubly partial orders,

Discussiones Mathematicae Graph Theory, 33 (2013) 657-664.

(Published December 2013)


[19] Suh-Ryung Kim, Jung Yeun Lee, Boram Park, and Yoshio Sano:

Competitively tight graphs,

Annals of Combinatorics, 17(4) (2013) 733-741.

(Available online since 5 October 2013, Published November 2013)


[18] Boram Park, Suh-Ryung Kim, and Hae Kyung Kim:

On the cores of games arising from integer edge covering functions of graphs.

Journal of Combinatorial Optimization, 26 (2013) 786-798.

(Available online since 11 April 2012, Published November 2013)


[17] Suh-Ryung Kim, Boram Park, and Yoshio Sano:

The competition number of the complement of a cycle,

Discrete Applied Mathematics, 161 (2013) 1755-1760.

(Available online since 25 November 2011, Published August 2013).


[16] Woongbae Park, Boram Park, and Suh-Ryung Kim:

A matrix sequence {\Gamma(A^n)}_{n=1} might converge even if the matrix A is not primitive,

Linear Algebra and its Application, 438 (2013) 2306-2319.

(Available online since 1 December 2012, Published March 2013)


Published in 2012


[15] Boram Park and Suh-Ryung Kim:

On Opsut's conjecture for hypercompetition numbers of hypergraphs,

Discrete Applied Mathematics, 160 (2012) 2286-2293.

(Available online since 15 June 2012, Published October 2012)


[14] Boram Park and Yoshio Sano:

The competition number of a generalized line graph is at most two,

Discrete Mathematics and Theoretical Computer Science, 14:2 (2012) 1-20.

(Available online since 16 July 2012, Published July 2012)


[13] Suh-Ryung Kim, Boram Park, and Yoshio Sano:

The competition numbers of complete multipartite graphs with many partite sets,

Discrete Applied Mathematics, 160 (2012) 1176-1182.

(Available online 9 January 2012, Published May 2012)


[12] Youngsub Chun and Boram Park:

Population solidarity, population fair-ranking, and the egalitarian value,

International Journal of Game Theory, 41 (2012) 255-270.

(Available online since 19 June 2011, Published April 2012)


[11] Jeehoon Kang and Suh-Ryung Kim, and Boram Park:

A dice rolling game on a set of tori,

The Electronic Journal of Combinatorics, 19 (2012) p54 .

(Available online 9 March 2012, Published March 2012)


[10] Suh-Ryung Kim, Jung Yeun Lee, Boram Park, and Yoshio Sano:

The competition number of a graph and the dimension of its hole space,

Applied Mathematics Letters, 25 (2012) 638-642.

(Available online since 10 October 2011, Published March 2012)


Published in 2011


[9] Boram Park and Yoshio Sano:

The competition numbers of ternary Hamming graphs,

Applied Mathematics Letters, 24 (2011) 1608-1613.

(Available online since 15 April 2011, Published September 2011)


[8] Boram Park and Yoshio Sano:

The competition numbers of Hamming graphs with diameter at most three,

Journal of the Korean Mathematical Society, 48 (2011) 691-702.

(Available online since 23 June 2011, Published July 2011)


[7] Boram Park and Yoshio Sano:

On the hypercompetition numbers of hypergraphs,

Ars Combinatoria, 100 (2011) 151-159.

(See arXiv:1005.5622, Published July 2011)


[6] Boram Park, Jung Yeun Lee, and Suh-Ryung Kim:

The $m$-step competition graphs of doubly partial orders,

Applied Mathematics Letters, 24 (2011) 811-816.

(Available online since 17 December 2010, Published June 2011)


[5] Youngsub Chun and Boram Park:

Fair-ranking properties of a core selection and the Shapley value,

International Journal of Economic Theory, 7 (2011) 147-155.

(Available online since 15 February 2011, Published March 2011)


Published in 2010


[4] Suh-Ryung Kim, Boram Park, and Yoshio Sano:

The competition numbers of Johnson graphs,

Discussiones Mathematicae Graph Theory, 30 (2010) 449-459.

(Published October 2010)


Published in 2009


[3] Suh-Ryung Kim, Boram Park, and Yoshio Sano:

Cycles and p-competition graphs,

Congressus Numerantium, 196 (2009) 23-30.

(See arXiv:0905.3942, Published December 2009)


[2] Suh-Ryung Kim, Jung Yeun Lee, Boram Park, Won Jin Park, and Yoshio Sano:

The niche graphs of doubly partial orders,

Congressus Numerantium, 195 (2009) 19-32.

(See arXiv:0905.3954, Published December 2009)


[1] Boram Park, Suh-Ryung Kim, and Yoshio Sano:

The competition numbers of complete multipartite graphs and mutually orthogonal Latin squares,

Discrete Mathematics, 309 (2009) 6464-6469.

(Available online since 11 July 2009, Published December 2009)