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visits member for 1 year, 5 months
seen Dec 23 '13 at 17:57

Dec
21
answered Problem 21 - Trotter theorem , Reed and Simon
Dec
14
awarded  Popular Question
Nov
13
awarded  Yearling
Nov
4
awarded  Good Question
Oct
26
awarded  Nice Question
Oct
25
comment How To Present Algebraic Topology To Non-Mathematicians?
@Potato maybe like Ham-sandwich (pancake) theorem, knot theory perhaps ..
Oct
25
asked How To Present Algebraic Topology To Non-Mathematicians?
Jun
7
awarded  Critic
Jun
2
accepted understanding the proof of $\int_A p'(t)dt=\frac{1}{2}\int_0^1 p'(t)dt$
Jun
2
comment understanding the proof of $\int_A p'(t)dt=\frac{1}{2}\int_0^1 p'(t)dt$
yes it does, but why $\sum_i |t_i|=1$ and not $\sum_i |t_i|^2=1$? and if we think about $\mathbb R^2$ what the partition will look like? sorry if the questions are very silly!
Jun
2
comment understanding the proof of $\int_A p'(t)dt=\frac{1}{2}\int_0^1 p'(t)dt$
@Kirill. in fact the the construction of $A^s_\pm$
Jun
2
comment understanding the proof of $\int_A p'(t)dt=\frac{1}{2}\int_0^1 p'(t)dt$
@DonAntonio,sorry! it is $p(1)$ i changed it
Jun
2
revised understanding the proof of $\int_A p'(t)dt=\frac{1}{2}\int_0^1 p'(t)dt$
edited body
Jun
2
asked understanding the proof of $\int_A p'(t)dt=\frac{1}{2}\int_0^1 p'(t)dt$
May
30
awarded  Promoter
May
28
asked path-connected subgroup of Lie group is Lie group
May
21
revised algebraic or homotopical proof for Kakutani fixed point theorem
edited tags
May
21
revised algebraic or homotopical proof for Kakutani fixed point theorem
edited tags
May
21
revised algebraic or homotopical proof for Kakutani fixed point theorem
added 45 characters in body
May
21
asked algebraic or homotopical proof for Kakutani fixed point theorem