Consider a dominant morphism of affine irreducible varieties, the image contains a non-empty open subset of the codomain. I know that this can be proved using Chevalley's theorem, but I was wondering if there was any "elementary" proof.
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Do you know about schemes already? – red_trumpet Feb 18 '25 at 16:58
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Yes, a little bit. – Fede1618 Feb 18 '25 at 17:27