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Equivariant extensions of $\mathbb{G}_a$-torsors over punctured surfaces - MaRDI portal

Equivariant extensions of $\mathbb{G}_a$-torsors over punctured surfaces (Q5003252)

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scientific article; zbMATH DE number 7373215
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Equivariant extensions of $\mathbb{G}_a$-torsors over punctured surfaces
scientific article; zbMATH DE number 7373215

    Statements

    Equivariant extensions of $\mathbb{G}_a$-torsors over punctured surfaces (English)
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    21 July 2021
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    affine threefolds
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    additive group action
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    algebraic quotient morphism
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    \(G_a\)-torsor
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    \(\mathbb{A}^1\)-fibration on punctured surface
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