Lethargic
发表于 2025-3-30 09:09:57
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gout109
发表于 2025-3-30 15:54:16
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Merited
发表于 2025-3-30 17:21:14
Chow Varietiesee 1. It is natural to look for parameter spaces parametrizing subvarieties of a given degree . ≥ 1. Here, however, we encounter some new phenomena. Namely, an irreducible variety can degenerate into a reducible one (e.g., a curve can degenerate into a collection of straight lines). Moreover, consid