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Hooman
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Top Questions
55
votes
What are the required backgrounds of Robin Hartshorne's Algebraic Geometry book?
reference-request
algebraic-geometry
asked Sep 26, 2012 at 17:16
math.stackexchange.com
27
votes
Is $0.23571113171923293137\dots$ transcendental?
number-theory
transcendental-numbers
asked Sep 16, 2012 at 12:09
math.stackexchange.com
22
votes
Are all projection maps in a categorical product epic?
category-theory
asked Nov 17, 2012 at 1:51
math.stackexchange.com
21
votes
Is there a proof that addition is faster than multiplication?
cc.complexity-theory
time-complexity
asked Sep 20, 2012 at 18:47
cstheory.stackexchange.com
17
votes
What is the intution behind the ping-pong lemma?
group-theory
geometric-group-theory
asked Aug 26, 2012 at 19:50
math.stackexchange.com
14
votes
Every natural number can be written as the sum of distinct Fibonacci numbers?
elementary-number-theory
fibonacci-numbers
asked Sep 17, 2012 at 22:58
math.stackexchange.com
12
votes
What is the significance of the graph isomorphism problem?
graph-theory
computational-complexity
asked Sep 3, 2012 at 16:39
math.stackexchange.com
11
votes
Is there any abstract theory of electrical networks?
reference-request
applications
mathematical-physics
asked Nov 1, 2012 at 14:51
math.stackexchange.com
10
votes
Why the morphisms of vector spaces, over different fields is not interesting?
category-theory
vector-spaces
asked Oct 4, 2012 at 14:06
math.stackexchange.com
10
votes
Is it possible to define $\mathbb{R}$ as the initial object of some category?
category-theory
asked Nov 3, 2012 at 21:15
math.stackexchange.com
1
2
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Top Answers
6
Alternative to Axler's "Linear Algebra Done Right"
math.stackexchange.com
5
How was the quadratic formula found and proven?
math.stackexchange.com
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