Keiko Kotani

11 papers Journal 11
YearRankTypeTitle / Venue / Authors
2024 J jnl
Existence of 4-factors in star-free graphs with edge-connectivity conditions.
AKCE Int. J. Graphs Comb.
Yoshimi Egawa, Keiko Kotani, Jumpei Yamamoto
2021 J jnl
Existence of 3-factors in K
Australas. J Comb.
Keiko Kotani, Shuto Nishida
2018 J jnl
Edges incident with a vertex of degree greater than four and a lower bound on the number of contractible edges in a 4-connected graph.
Electron. Notes Discret. Math.
Shunsuke Nakamura, Yoshimi Egawa, Keiko Kotani
2018 J jnl
Lower Bound on the Number of Contractible Edges in a 4-Connected Graph with Edges Not Contained in Triangles.
Graphs Comb.
Yoshimi Egawa, Keiko Kotani, Shunsuke Nakamura
2018 J jnl
Structure of edges in a 4-connected graph not contained in triangles and the number of contractible edges.
AKCE Int. J. Graphs Comb.
Yoshimi Egawa, Keiko Kotani, Shunsuke Nakamura
2015 J jnl
Uniform coverings of 2-paths with 4-cycles.
AKCE Int. J. Graphs Comb.
Midori Kobayashi, Keiko Kotani, Nobuaki Mutoh, Gisaku Nakamura
2013 J jnl
Existence of 4-factors in star-free graphs with high connectivity.
Australas. J Comb.
Yoshimi Egawa, Keiko Kotani
2009 J jnl
4-factors in 2-connected star-free graphs.
Discret. Math.
Yoshimi Egawa, Keiko Kotani
2006 J jnl
Nonseparating vertices in tournaments with large minimum degree.
Australas. J Comb.
Keiko Kotani
2001 J jnl
Factors and Connected Induced Subgraphs.
Graphs Comb.
Keiko Kotani
1998 J jnl
K-regular factors and semi-k-regular factors in graphs.
Discret. Math.
Keiko Kotani