最終更新日：2025/12/06
During the seminar, we explored Sumihiro's theorem and how it allows a normal algebraic variety with a torus action to be covered by torus-invariant affine open subsets.
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During the seminar, we explored Sumihiro's theorem and how it allows a normal algebraic variety with a torus action to be covered by torus-invariant affine open subsets.
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