Keio University

Published papers

Fujisawa, Jun

21-40 items (total 51)

Weighted Ramsey problem

Author
J. Fujisawa and K. Ota
Publication Title
Start Page 331-342 (Publication Date)2006)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

The upper bound of the number of cycles in a 2-factor of a line graph

Author
J. Fujisawa, L. Xiong, K. Yoshimoto and S. Zhang
Publication Title
Volume 55(Issue 1) Start Page 72-82 (Publication Date)2007)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Heavy fans, cycles and paths in weighted graphs of large connectivity

Author
J. Fujisawa
Publication Title
Volume 307(Issue 1) Start Page 38-53 (Publication Date)2007)
Authorship Category
Single Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Degree conditions on claws and modified claws for hamiltonicity of graphs

Author
J. Fujisawa and T. Yamashita
Publication Title
Magazine name Discrete Mathematics Volume 308(Issue 9) Start Page 1612-1619 (Publication Date)2008)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Cycles passing through k+1 vertices in k-connected graphs

Author
J. Fujisawa and T. Yamashita
Publication Title
Magazine name Journal of Graph Theory Volume 58(Issue 2) Start Page 179-190 (Publication Date)2008)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

A degree sum condition for long cycles passing through a linear forest

Author
J. Fujisawa and T. Yamashita
Publication Title
Magazine name Discrete Mathematics Volume 308(Issue 12) Start Page 2382-2388 (Publication Date)2008)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Forbidden subgraphs and the existence of paths and cycles passing through specified vertices

Author
J. Fujisawa, K. Ota, T. Sugiyama and M. Tsugaki
Publication Title
Magazine name Discrete Mathematics Volume 308(Issue 24) Start Page 6111-6114 (Publication Date)2008)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

2-factors in r-connected {K_{1,k}, P_4}-free graphs

Author
Y. Egawa, J. Fujisawa, S. Fujita and K. Ota
Publication Title
Volume 31(Issue 2) Start Page 415-420 (Publication Date)2008)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

On 2-factors in star-free graphs

Author
O. Fourtounelli, J. Fujisawa and P. Katerinis
Publication Title
Volume 44(Issue 2) Start Page 203-218 (Publication Date)2008)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Independence and 2-domination in bipartite graphs

Author
J. Fujisawa, A. Hansberg, T. Kubo, A. Saito, M. Sugita and L. Volkmann,
Publication Title
Magazine name Australasian Journal of Combinatorics Start Page 265-268 (Publication Date)2008)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Two forbidden subgraphs and the existence of a 2-factor in graphs

Author
R. E. L. Aldred, J. Fujisawa and A. Saito
Publication Title
Magazine name Australasian Journal of Combinatorics Start Page 235-246 (Publication Date)2009)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

$lambda$-backbone colorings along pairwise disjoint stars and matchings

Author
H. J. Broersma, J. Fujisawa, L. Marchal, D. Paulusma, A. N. M. Salman and K. Yoshimoto
Publication Title
Magazine name Discrete Mathematics Volume 309(Issue 18) Start Page 5596-5609 (Publication Date)2009)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Weighted degree conditions and heavy cycles in weighted graphs

Author
J. Fujisawa
Publication Title
Magazine name Discrete Mathematics Volume 309(Issue 23-24) Start Page 6483-6495 (Publication Date)2009)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Fan-type theorem for a long path passing through a specified vertex

Author
H. Enomoto and J. Fujisawa
Publication Title
Magazine name Ars Combinatoria Start Page 129-136 (Publication Date)2009)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Forbidden subgraphs and the existence of a 2-factor

Author
R. E. L. Aldred, J. Fujisawa and A. Saito
Publication Title
Magazine name Journal of Graph Theory Volume 64(Issue 3) Start Page 250-256 (Publication Date)2010)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Degree bounded spanning trees

Author
J. Fujisawa, H. Matsumura and T. Yamashita
Publication Title
Magazine name Graphs and Combinatorics Volume 26(Issue 5) Start Page 695-720 (Publication Date)2010)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Closure for spanning trees and distant area

Author
J. Fujisawa, A. Saito and I. Schiermeyer
Publication Title
Magazine name Discussiones Mathematicae Graph Theory Start Page 143-159 (Publication Date)2011)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

The existence of a 2-factor in K_{1,n}-free graphs with large connectivity and large edge-connectivity

Author
R. E. L. Aldred, J. Fujisawa, Y. Egawa, K. Ota and A. Saito
Publication Title
Magazine name Journal of Graph Theory Volume 68(Issue 1) Start Page 77-89 (Publication Date)2011)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

A pair of forbidden subgraphs and 2-factors

Author
J. Fujisawa and A. Saito
Publication Title
Magazine name Combinatorics Probability and Computing Start Page 141 - End Page 148 (Publication Date)2012)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Maximal cycles in graphs of large girth

Author
J. Fujisawa and K. Ota
Publication Title
Magazine name SUT Journal of Mathematics Volume 50(Issue 2) Start Page 427 - End Page 438 (Publication Date)2014)
Publication Category
Research paper (scientific journal)
Peer-review Status
With