Why a smooth surjective morphism of schemes admits a section etale-locally?
Why a smooth surjective morphism of schemes admits a section etale-locally?
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algebraic-geometry
arithmetic-geometry
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1Let $X,Y$ be $S$-schemes, then a smooth surjective $S$-morphism between $X$ and $Y$ induces an epimorphism of sheaves between $h_X \to h_Y.$ – 2013-01-30