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20192026
most citedIdentifying Dehn Functions of Bestvina--Brady Groups From Their Defining Graphs

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math.GR2025

Complete classification of the Dehn functions of Bestvina-Brady groups

Yu-Chan Chang, Jerónimo García-Mejía, Matteo Migliorini

We prove that the Dehn function of every finitely presented Bestvina-Brady group grows as a linear, quadratic, cubic, or quartic polynomial. In fact, we provide explicit criteria o…