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Graph Genus Calculator

Enter an adjacency list, choose an algorithm, and compute text, JSON, drawing, or 3D output.

One vertex per line. Use space-separated vertex numbers for each vertex's neighbors.

Citation (BibTeX)

@article{Metzger_2026,
    title={An efficient genus algorithm based on graph rotations},
    number={12}, volume={349}, ISSN={0012-365X},
    url={http://doi.org/10.1016/j.disc.2026.115308},
    DOI={10.1016/j.disc.2026.115308},
    journal={Discrete Mathematics},
    publisher={Elsevier BV},
    author={Metzger, Alexander and Ulrigg, Austin},
    year={2026}, month=Dec, pages={115308}
}

License: GPLv2. For publications, please include the citation(s).

Output

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Status

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