Luiz Cordeiro
Reputation
Top tag
Next privilege 10,000 Rep.
Access moderator tools
6 25
Impact
~44k people reached

# 6,939 Reputation

95 yesterday
 +35 08:46 3 events Isometric embedding of $\ell ^ 1$ in $\ell ^\infty$ in finite dimensions +25 21:53 2 events Are every measure on $\mathbb{R}^{n}$ borel and/or regular? +15 04:41 accept Find the matrix of the given linear transformation T with respect to the given basis. +10 21:24 upvote Chain Rule and Vector valued functions? +10 18:33 upvote Derivative of n x n Invertible Matrix
105 2 days ago
 +45 18:37 4 events Chain Rule and Vector valued functions? +30 16:44 3 events Show $\int_0^1 \frac{\log(1-x)}{x}dx=-\frac{\pi^2}{6}$ +20 14:35 2 events Prove that the sum of the degrees in the interior angles of a polygon with $n$ sides is $180(n – 2)°$. +10 00:13 upvote Why does metric space which has the countable chain condition implies separable?
173 Apr 29
 +35 21:58 3 events Continuity of functional calculus +35 04:16 3 events Adjoint of linear transformation $T: \mathbb{M_n(C)} \rightarrow \mathbb{M_n(C)}$ +25 23:15 2 events Direct limit with constant homomorphisms? +25 / -2 22:50 3 events Prove that a semigroup which satisfies a certain conditions is a group +20 05:06 2 events Conjecture: Partitioning $\Bbb N$ into parts that sum to $13^i$ +15 15:41 accept Proving Rank of a matrix is greater than its sub matrix +10 19:30 upvote Let $f: [0, 1] \to \mathbb{R}$ s.t $f(0)=f(1)=0$ then measure of $A = \{h \in [0, 1] \mid \exists x \text{ such that }f(x+h) =f(x)\} \geq 1/2$. +10 06:36 upvote Curves in $\mathbb{R}^2$ with the condition $x+y \in \mathbb{Q}$.
85 Apr 28
25 Apr 25
60 Apr 24
10 Apr 18
10 Apr 7
10 Mar 31
35 Mar 14
45 Mar 13
55 Mar 12
30 Mar 1
115 Feb 29
60 Feb 28
15 Feb 25
10 Feb 24
15 Feb 22
10 Feb 20
20 Feb 19
10 Feb 17
30 Feb 16
10 Jan 16
10 Jan 9
5 Jan 1
5 Dec 10 '15
10 Nov 26 '15
10 Nov 25 '15
10 Nov 23 '15
30 Nov 19 '15