Koyo Hayashi

13 papers A* 1Journal 12
YearRankTypeTitle / Venue / Authors
2026 J jnl
On the size of two minimal linkages.
J. Comb. Theory B
Koyo Hayashi, Ken-ichi Kawarabayashi, Daiki Kobayashi
2025 J jnl
Chasing Tripods to Obtain a Rooted Subdivision.
SIAM J. Discret. Math.
Koyo Hayashi, Ken-ichi Kawarabayashi, Youngho Yoo
2024 J jnl
Finding Hall Blockers by Matrix Scaling.
Math. Oper. Res.
Koyo Hayashi, Hiroshi Hirai, Keiya Sakabe
2024 J jnl
Two Flags in a Semimodular Lattice Generate an Antimatroid.
Order
Koyo Hayashi, Hiroshi Hirai
2023 J jnl
Rooted topological minors on four vertices.
J. Comb. Theory B
Koyo Hayashi, Ken-ichi Kawarabayashi
2022 J jnl
Finding Hall blockers by matrix scaling.
CoRR
Koyo Hayashi, Hiroshi Hirai
2022 J jnl
Linking four vertices in graphs of large connectivity.
J. Comb. Theory B
Koyo Hayashi
2022 J jnl
Two flags in a semimodular lattice generate an antimatroid.
CoRR
Koyo Hayashi, Hiroshi Hirai
2021 J jnl
A Polynomial Time Algorithm to Compute Geodesics in CAT(0) Cubical Complexes.
Discret. Comput. Geom.
Koyo Hayashi
2019 J jnl
Correction to: Counting Minimum Weight Arborescences.
Algorithmica
Koyo Hayashi, Satoru Iwata
2018 A* conf
A Polynomial Time Algorithm to Compute Geodesics in CAT(0) Cubical Complexes.
ICALP
Koyo Hayashi
2018 J jnl
Counting Minimum Weight Arborescences.
Algorithmica
Koyo Hayashi, Satoru Iwata
2017 J jnl
A polynomial time algorithm to compute geodesics in CAT(0) cubical complexes.
CoRR
Koyo Hayashi