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Gabriel Soranzo
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Prop. 3.2.15 in Liu: Geometrically reduced algebraic variety
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A valuation ring
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$\operatorname{Spec}(\mathbb{C}\otimes_\mathbb{R}\mathbb{C})$ has two points
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$x\otimes 1\neq 1\otimes x$
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Proof of $X(\mathcal{O}_K)\simeq X_K(K)$
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Prop. 3.2.15 in Liu: Geometrically reduced algebraic variety
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criterion for geometrically integral scheme
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Unramification and compositum
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About normalization of scheme
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I need a lot of questions for mathematics. Algebra to calculus so that I learn by solving.
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