Skip to main content
Mathematics
zz20s's user avatar
zz20s's user avatar
zz20s's user avatar
zz20s
  • Member for 9 years, 5 months
  • Last seen more than a month ago
  • USA
Profile Activity
Stats
6,722
reputation
198k
reached
151
answers
34
questions
Communities
View all
Badges
View all badges
7
gold badges
25
silver badges
41
bronze badges
Top tags
View all tags
80
Score
66
Posts
36
Posts %
45
Score
36
Posts
19
Posts %
43
Score
24
Posts
13
Posts %
34
Score
20
Posts
11
Posts %
23
Score
12
Posts
6
Posts %
21
Score
13
Posts
7
Posts %
Top posts
View all questions and answers
87
Past open problems with sudden and easy-to-understand solutions
Dec 23, 2015
58
Is there a function whose antiderivative can be found but whose derivative cannot?
Dec 14, 2015
43
Property of 111,111
Dec 27, 2015
16
How to show $\frac{19}{7}<e$
May 2, 2016
15
Prove there are no prime numbers in the sequence $a_n=10017,100117,1001117,10011117, \dots$
Mar 23, 2016
13
What are some surprising appearances of $e$?
Feb 8, 2016
10
Are there any hard-to-use or unsolvable math equations that have far reaching implications?
Feb 28, 2016
10
Why do I get one extra wrong solution when solving $2-x=-\sqrt{x}$?
Jan 19, 2016
8
If $f(x)=\frac{1}{1-x-x^2}$, find $\frac{f^{(10)}(0)}{10!}$
Apr 8, 2016
7
Derivative of functions of the form $f(x)^{g(x)}$
Dec 24, 2015
Top network posts
View all network posts
39
How can I make crime meaningful for rich players?
36
How can I handle this character's overpowered Perception?
19
What is Strahd von Zarovich's weight in bat form?
9
A way to get out of taking Cloud of Daggers damage?
7
How do I determine how many spells a character learns per level?