PUBLICATIONS

Publications論文・プレプリント

Publications

2026

Generalized matching extension problem in regular bipartite graphs

Jun Fujisawa, Shohei Koizumi, Yusuke Suzuki · Discrete Mathematics 349(10), 115182 · DOI ↗

Connectivity and matching extendability of optimal 1-embedded graphs on the torus

Shohei Koizumi, Yusuke Suzuki · Discussiones Mathematicae Graph Theory 46(2), 401–417 · DOI ↗ · arXiv ↗

2025

The matching extendability of optimal 1-embedded graphs on the projective plane

Shohei Koizumi, Yusuke Suzuki · Discussiones Mathematicae Graph Theory 45(4), 1233–1248 · DOI ↗ · arXiv ↗

Preprints

Linkage problem on optimal 1-planar graphs

Shohei Koizumi, Ryosuke Osaka, Yusuke Suzuki · arXiv:2606.27682 ↗

Another proof of the result on rotation compatible planar covers

Shohei Koizumi, Yusuke Suzuki, Kensuke Tamura · arXiv:2606.27703 ↗