Mathematics
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Videos linked to group actionMore +
![Equivariant trisections for group actions on four-manifolds]()
58:14published on October 30, 2025Equivariant trisections for group actions on four-manifolds
By Jeffrey Meier
![Questions about the holomorphic group action dynamics on a natural family of affine cubic surfaces]()
published on May 27, 2024Questions about the holomorphic group action dynamics on a natural family of affine cubic surfaces
By Roland Roeder
![Amenability and hyperfiniteness for group actions on trees]()
49:11published on May 13, 2024Amenability and hyperfiniteness for group actions on trees
By Pieter Spaas
