63

Answers
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7
Why nilpotent elements must be allowed in modern algebraic geometry?
10
Collecting proofs that finite multiplicative subgroups of fields are cyclic.
6
Identifying the orientation bundle uniquely
81
Most memorable titles
21
Why do we care about the Hilbert scheme of points?
2
Which is the correct generalization of Euler sequence to the projectivization of a vector bundle?
2
Do all graphs of C1 functions have Hausdorff dimension 1?
8
Origins of names of algebraic structures
9
The definition of homotopy in algebraic topology
2
Examples of great mathematical writing
2
Continuous + holomorphic on a dense open => holomorphic?
9
Is there a Whitney Embedding Theorem for non-smooth manifolds?
2
What in the meaning of “schematic support”?
7
On proving that a certain set is not empty by proving that it is actually large
11
If $f$ is infinitely differentiable then $f$ coincides with a polynomial
12
Is Hartshorne’s definition of the category of varieties natural?
3
A direct proof that minimal primes are associated
1
LaTeX based document editors
7
Math puzzles for dinner
27
Knuth’s intuition that Goldbach might be unprovable
5
Applications of compactness
4
What are your experiences of handouts in mathematics lectures?
16
Examples of the moduli space of X giving facts about a certain X
18
Pedagogical question about linear algebra
2
A problem of an infinite number of balls and an urn
2
Ample line bundles, sections, morphisms to projective space
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Why is Lebesgue integration taught using positive and negative parts of functions?
3
Are two sheaves that are locally isomorphic globally isomorphic ?
8
What are examples of mathematical concepts named after the wrong people? (Stigler’s law)
7
Examples of common false beliefs in mathematics.
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