Top network posts

• 172 What should be learned in a first serious schemes course?
• 81 The importance of EGA and SGA for "students of today"
• 60 Simplest examples of nonisomorphic complex algebraic varieties with isomorphic analytifications
• 39 A closed subscheme of an open subscheme that is not an open subscheme of a closed subscheme?
• 25 Must the composition of projective morphisms be projective?
• 23 Who uses radicial morphisms?
• 20 Simplest example of jumping of cohomology of structure sheaf in smooth families?
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