Katsuhiro Ota

Scopus著者プロファイル

ウェブサイトhttps://k-ris.keio.ac.jp/html/100011521_ja.html

年別の研究成果

Pureに変更を加えた場合、すぐここに表示されます。

659 被引用数
15 h-index
75 Article
2 Conference article
2 Editorial

50 - 75 / 75 件

フィルター

2008
Forbidden subgraphs and the existence of paths and cycles passing through specified vertices
Fujisawa, J., Ota, K., Sugiyama, T. & Tsugaki, M., 2008 12月 28, In: Discrete Mathematics. 308, 24, p. 6111-6114 4 p.
研究成果: Article › 査読
2 被引用数 (Scopus)
K_{1, 3}-factors in graphs
Egawa, Y., Fujita, S. & Ota, K., 2008 12月 28, In: Discrete Mathematics. 308, 24, p. 5965-5973 9 p.
研究成果: Article › 査読
3 被引用数 (Scopus)
On 2-Factors in r-Connected (K_{1, k}, P₄)-Free Graphs
Egawa, Y., Fujisawa, J., Fujita, S. & Ota, K., 2008, In: Tokyo Journal of Mathematics. 31, 2, p. 415-420 6 p.
研究成果: Article › 査読
3 被引用数 (Scopus)
2009
3-trees with few vertices of degree 3 in circuit graphs
Nakamoto, A., Oda, Y. & Ota, K., 2009 3月 6, In: Discrete Mathematics. 309, 4, p. 666-672 7 p.
研究成果: Article › 査読
12 被引用数 (Scopus)
Spanning trees in 3-connected K_3,t-minor-free graphs
Ota, K. & Ozeki, K., 2009 8月 1, In: Electronic Notes in Discrete Mathematics. 34, p. 145-149 5 p.
研究成果: Article › 査読
2 被引用数 (Scopus)
2010
Forbidden subgraphs and the existence of spanning k-trees
Ota, K. & Sugiyama, T., 2010 12月 28, In: Discrete Mathematics. 310, 24, p. 3506-3511 6 p.
研究成果: Article › 査読
1 被引用数 (Scopus)
2011
A note on total excess of spanning trees
Ohnishi, Y. & Ota, K., 2011 6月 1, In: AKCE International Journal of Graphs and Combinatorics. 8, 1, p. 97-103 7 p.
研究成果: Article › 査読
1 被引用数 (Scopus)
Forbidden induced subgraphs for star-free graphs
Fujisawa, J., Ota, K., Ozeki, K. & Sueiro, G., 2011 11月 6, In: Discrete Mathematics. 311, 21, p. 2475-2484 10 p.
研究成果: Article › 査読
5 被引用数 (Scopus)
Forbidden triples for perfect matchings
Ota, K., Plummer, M. D. & Saito, A., 2011 7月, In: Journal of Graph Theory. 67, 3, p. 250-259 10 p.
研究成果: Article › 査読
6 被引用数 (Scopus)
N-flips in even triangulations on the torus and Dehn twists preserving monodromies
Higuchi, Y., Nakamoto, A., Ota, K. & Sakuma, T., 2011 7月 6, In: Discrete Mathematics. 311, 13, p. 1128-1135 8 p.
研究成果: Article › 査読
7 被引用数 (Scopus)
Spanning trees with bounded total excess
Enomoto, H., Ohnishi, Y. & Ota, K., 2011 10月 1, In: Ars Combinatoria. 102, p. 289-295 7 p.
研究成果: Article › 査読
2 被引用数 (Scopus)
The existence of a 2-factor in K_{1, n}-free graphs with large connectivity and large edge-connectivity
Aldred, R. E. L., Egawa, Y., Fujisawa, J., Ota, K. & Saito, A., 2011 9月, In: Journal of Graph Theory. 68, 1, p. 77-89 13 p.
研究成果: Article › 査読
10 被引用数 (Scopus)
Toughness of K_a,t-minor-free graphs
Chen, G., Egawa, Y., Kawarabayashi, K. I., Mohar, B. & Ota, K., 2011, In: Electronic Journal of Combinatorics. 18, 1
研究成果: Article › 査読

Open Access
4 被引用数 (Scopus)
2012
Book embedding of toroidal bipartite graphs
Nakamoto, A., Ota, K. & Ozeki, K., 2012, In: SIAM Journal on Discrete Mathematics. 26, 2, p. 661-669 9 p.
研究成果: Article › 査読
4 被引用数 (Scopus)
Hamiltonian cycles with all small even chords
Chen, G., Ota, K., Saito, A. & Zhao, Y., 2012 3月 28, In: Discrete Mathematics. 312, 6, p. 1226-1240 15 p.
研究成果: Article › 査読
2 被引用数 (Scopus)
Maximal K₃'s and Hamiltonicity of 4-connected claw-free graphs
Fujisawa, J. & Ota, K., 2012 5月, In: Journal of Graph Theory. 70, 1, p. 40-53 14 p.
研究成果: Article › 査読
1 被引用数 (Scopus)
Spanning trees in 3-connected K _3,t-minor-free graphs
Ota, K. & Ozeki, K., 2012 9月, In: Journal of Combinatorial Theory. Series B. 102, 5, p. 1179-1188 10 p.
研究成果: Article › 査読
5 被引用数 (Scopus)
2013
Forbidden induced subgraphs for near perfect matchings
Ota, K., Ozeki, K. & Sueiro, G., 2013, In: Discrete Mathematics. 313, 11, p. 1267-1280 14 p.
研究成果: Article › 査読
1 被引用数 (Scopus)
Forbidden Induced Subgraphs for Perfect Matchings
Ota, K. & Sueiro, G., 2013 1月 1, In: Graphs and Combinatorics. 29, 2, p. 289-299 11 p.
研究成果: Article › 査読
4 被引用数 (Scopus)
Forbidden induced subgraphs for toughness
Ota, K. & Sueiro, G., 2013 6月, In: Journal of Graph Theory. 73, 2, p. 191-202 12 p.
研究成果: Article › 査読
2 被引用数 (Scopus)
2014
Maximal cycles in graphs of large girth
Fujisawa, J. & Ota, K., 2014, In: SUT Journal of Mathematics. 50, 2, p. 427-438 12 p.
研究成果: Article › 査読
2015
Disjoint chorded cycles of the same length
Chen, G., Gould, R. J., Hirohata, K., Ota, K. & Shan, S., 2015, In: SIAM Journal on Discrete Mathematics. 29, 2, p. 1030-1041 12 p.
研究成果: Article › 査読
2 被引用数 (Scopus)
Edge Proximity Conditions for Extendability in Planar Triangulations
Fujisawa, J. & Ota, K., 2015 9月 1, In: Journal of Graph Theory. 80, 1, p. 1-11 11 p.
研究成果: Article › 査読
6 被引用数 (Scopus)
Hadwiger's conjecture for degree sequences
Chen, G. & Ota, K., 2015 9月 1, In: Journal of Combinatorial Theory. Series B. 114, p. 247-249 3 p.
研究成果: Article › 査読
1 被引用数 (Scopus)
2020
Color degree sum conditions for properly colored spanning trees in edge-colored graphs
Kano, M., Maezawa, S. I., Ota, K., Tsugaki, M. & Yashima, T., 2020 11月, In: Discrete Mathematics. 343, 11, 112042.
研究成果: Article › 査読
1 被引用数 (Scopus)

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太田克弘