mcb

less info

network profile

291 reputation

17

bio	website
	location
	age
visits	member for	1 year, 8 months
	seen	yesterday
stats	profile views	39

summary answers questions tags badges favorites bounties reputation activity

13 Questions

votes activity newest

6	Find a sum of appropriate values of $\cos$ and $\sin$ to determine the value of a series
4	How can I prove the inequality $\frac{1}{x} + \frac{1}{y} + \frac{1}{z} \geq \frac{9}{x+y+z}$?
3	Are there any trivial examples of languages that cannot be produced by formal grammars?
3	How can I prove that the binomial coefficient ${n \choose k}$ is monotonically nondecreasing for $n \ge k$?
3	I'm confused: does # mean Q.E.D. or contradiction?

view more

291 Reputation

+5	Why is the universal quantifier $\forall x \in A : P(x)$ defined as $\forall x (x \in A \implies P(x))$?
+15	Are there any trivial examples of languages that cannot be produced by formal grammars?
+10	Solutions to $z^3 - (b+6) z^2 + 8 b^2 z - 7+b^2 = 0, b\in \mathbb R, z \in \mathbb C$
+5	Find a sum of appropriate values of $\cos$ and $\sin$ to determine the value of a series

view more

0 Answers

votes activity newest

This user has not answered any questions

17 Tags

0 algebra-precalculus × 3	0 complex-numbers
0 abstract-algebra × 2	0 definition
0 sequences-and-series × 2	0 formal-grammar
0 analysis	0 formal-languages
0 binomial-coefficients	0 geometry

view more

25 Accounts

	Stack Overflow	628 rep	314
	Ask Different	317 rep	110
$Mathematics Stack Exchange$	Mathematics	291 rep	17
	User Experience	227 rep	27
	Science Fiction & Fantasy	225 rep	14

8 Badges

recent class name

Critic	Editor
Yearling	Supporter
Commentator	Student
Citizen Patrol	Scholar

0 Active bounties

active offered earned

This user has no active bounties

39 Votes Cast

all time			by type			month		week
38	up		8	question		3		1
1	down		31	answer		3		1

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 2013.5.24.701