Mathematics
Surb's user avatar
Surb's user avatar
Surb's user avatar
Surb
  • Member for 9 years, 3 months
  • Last seen this week
Profile Activity
Stats
54,016
reputation
1.9m
reached
2,205
answers
8
questions
Communities
View all
About

Je ne suis pas une pipe.

enter image description here

Badges
View all badges
11
gold badges
63
silver badges
112
bronze badges
Top tags
View all tags
707
Score
410
Posts
19
Posts %
631
Score
309
Posts
14
Posts %
476
Score
222
Posts
10
Posts %
338
Score
179
Posts
8
Posts %
269
Score
103
Posts
5
Posts %
258
Score
130
Posts
6
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
107
Gradient of 2-norm squared
Jul 30, 2014
answer
59
What is the "topology induced by a metric"?
Aug 25, 2015
answer
41
Difference between sum and direct sum
Feb 24, 2015
answer
38
Can you complete the expression $2 \underline{ }\, \underline{ }\, \underline{ } \,\underline{ } 5 = 2015$?
Aug 4, 2015
answer
29
How would you count a base $> 36$ system?
Jul 1, 2014
answer
21
Why $e^x$ never equal $x$?
Jun 30, 2014
answer
19
Find $x,y,z>0$ such that $x+y+z=1$ and $x^2+y^2+z^2$ is minimal
Dec 12, 2015
answer
18
A certain kind of non-linear mapping from $\mathbb{R}^2$ to $\mathbb{R}^2$
Mar 9, 2017
answer
18
The Absolute Value in the Integral of $1/x$
Aug 25, 2014
answer
18
What is the gradient with respect to a vector $\mathbf x$?
Oct 6, 2015
Top Meta posts
11
20
68
Community Promotion Ads - 2017
60
Community Promotion Ads - 2017
60
Community Promotion Ads - 2017
48
Community Promotion Ads - 2017
47
Community Promotion Ads - 2016
Top network posts
View all network posts
77
Use 2, 0, 1 and 8 to make 109
33
Google's doodle on kids coding: shortest program solving all the levels
13
Old books you would like to have reprinted with high-quality typesetting

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.