Stack Exchange

Hooman

http://math.stackexchange.com/users/33845/hooman

top accounts reputation activity bookmarks subscriptions
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 3

Top Answers