(Q17099701)
Statements
![{\displaystyle [X/G]\to X/G}](https://wikimedia.org/api/rest_v1/media/math/render/svg/361d409e5d9f33aac9b9163f2cb4bbd87c68fc03)
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Wikipedia(1 entry)
- enwiki Quotient stack
Artin stack associated to a scheme X with group action by an affine smooth group scheme G, whose object over a scheme T is a G-torsor P→T with an equivariant map P→X, whose morphisms are G-torsor morphisms compatible with the equivariant maps to X