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Top Questions
35
votes
What motivated Cantor to invent set theory?
mathematics
mathematicians
biographical-details
set-theory
cantor
asked Oct 29 '14 at 6:13
hsm.stackexchange.com
15
votes
Exactness of sequences of modules is a local property
commutative-algebra
modules
localization
asked Mar 17 '12 at 1:23
math.stackexchange.com
8
votes
Classification of singularities of plane curves of fixed degree (reference request)
ag.algebraic-geometry
reference-request
singularity-theory
asked Mar 23 '18 at 9:35
mathoverflow.net
5
votes
Algebraical Fujita cancellation
algebraic-geometry
field-theory
algebraic-curves
asked Nov 21 '13 at 16:27
math.stackexchange.com
5
votes
Strictness of the inequality relating the Iitaka dimension and algebraic dimension
ag.algebraic-geometry
complex-geometry
birational-geometry
counterexamples
asked Feb 14 '13 at 23:07
mathoverflow.net
5
votes
What was the evolution of “basis” and “generating set” in algebra?
mathematics
terminology
asked Oct 26 '15 at 16:24
hsm.stackexchange.com
Top Answers
13
Source for Hilbert's famous quote “Mathematics in Göttingen? There really is none anymore”
hsm.stackexchange.com
11
Is there a smooth surjective map from a connected manifold onto a manifold with higher dimension?
math.stackexchange.com
10
Trivialisation of vector bundles on Stein spaces
mathoverflow.net
9
What does $\mathbf G_m$ really mean?
math.stackexchange.com
8
Why this map is a covering map?
math.stackexchange.com
8
Is Lemma D4.5.3 in the Elephant correct? (“In a topos, weakly projective implies internally projective.”)
mathoverflow.net
7
Which mathematicians have influenced you the most?
math.stackexchange.com
7
Does every even-dimensional Lie group admit a complex structure?
math.stackexchange.com
6
Every finitely generated flat module over a ring with a finite number of minimal primes is projective
math.stackexchange.com
6
Composition of two continuous, surjective functions, which is a covering map
math.stackexchange.com
5
On the smooth structure of $\mathbb{R}P^n$ in Milnor's book on characteristic classes.
math.stackexchange.com
5
Gap between “fibration” and “fiber bundle”.
math.stackexchange.com
5
Vanishing terms in Leray spectral sequence
math.stackexchange.com
5
Every finitely generated flat module over a ring with finitely many minimal primes is projective
mathoverflow.net
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