Cortizol

less info

network profile

1,314 reputation

319

bio	website
	location
	age
visits	member for	4 months
	seen	51 mins ago
stats	profile views	130

summary answers questions tags badges favorites bounties reputation activity

1,314 Reputation

graph time post

2

2 days ago

+2

20:22

edit

Let $g$ be $C^2$, $g:U→V$ difeomorphic, $U,V⊂\mathbb{R}^n$, then there are $r>0$ and $a∈U$ such that $f(B(a,r))$ is convex

19

May 14

+10	07:22	2 events	Using $\bigvee$ and $\bigwedge$ instead $\exists$ and $\forall$
+5	13:11	upvote	Evaluate $\sum_{k=1}^{\infty} \frac{k^2-1}{k^4+k^2+1}$
+2	09:16	edit	REVISITED$^2$: Solution in $\mathbb{R}^n \overset{?}{\implies}$ Solution in $\mathbb{Q}^n$
+2	09:02	edit	How do you use the gradient to find $n$?

82

May 13

+80	14:36	8 events	Find $\lim\limits_{n \rightarrow \infty}\dfrac{\sin 1+2\sin \frac{1}{2}+\cdots+n\sin \frac{1}{n}}{n}$
+2	18:35	edit	How can this $T(n) = T(n-1)+T(n-2)+3n+1$ non homogenous recurrence relation be solved

2

May 12

12

May 11

2

May 10

2

May 7

31

May 6

-2

May 5

10

May 3

10

Apr 29

-45

Apr 26

27

Apr 21

10

Apr 17

2

Apr 16

4

Apr 14

2

Apr 13

10

Apr 12

12

Apr 11

5

Apr 9

18

Apr 8

14

Apr 7

19

Apr 6

25

Apr 4

62

Apr 2

25

Mar 31

35

Mar 30

51

Mar 29

10

Mar 28

2

Mar 25

Technology			Life / Arts	Culture / Recreation	Science	Other
Stack Overflow Server Fault Super User Web Applications Ask Ubuntu Webmasters Game Development TeX - LaTeX	Programmers Unix & Linux Ask Different (Apple) WordPress Answers Geographic Information Systems Electrical Engineering Android Enthusiasts IT Security	Database Administrators Drupal Answers SharePoint User Experience Mathematica more (14)	Photography Science Fiction & Fantasy Seasoned Advice (cooking) Home Improvement more (13)	English Language & Usage Skeptics Mi Yodeya (Judaism) Travel Arqade (gaming) Bicycles Role-playing Games more (22)	Mathematics Cross Validated (stats) Theoretical Computer Science Physics more (7)	Stack Apps Meta Stack Overflow Area 51 Stack Overflow Careers

site design / logo © 2013 stack exchange inc; user contributions licensed under cc-wiki with attribution required

rev 2013.5.17.690