Skip to main content
Mathematics
Kevin Long's user avatar
Kevin Long's user avatar
Kevin Long's user avatar
Kevin Long
  • Member for 10 years, 1 month
  • Last seen more than 2 years ago
Profile Activity

Stats

5,245
reputation
185k
reached
223
answers
15
questions
Communities
View all

Badges

View all badges
4
gold badges
23
silver badges
36
bronze badges

Top tags

View all tags
119
Score
90
Posts
38
Posts %
45
Score
40
Posts
17
Posts %
29
Score
25
Posts
11
Posts %
29
Score
20
Posts
8
Posts %
27
Score
28
Posts
12
Posts %
26
Score
15
Posts
6
Posts %

Top posts

View all questions and answers
question
48
Set builder notation: Colon or Vertical Line
Oct 28, 2015
question
21
Average distance from center of circle
Nov 29, 2018
answer
12
Total number of integers relatively prime to $p^2$
Apr 26, 2016
answer
6
Problem from a graph theory book
Mar 20, 2018
question
5
Basis of a Cyclotomic Field
Apr 16, 2016
answer
5
How to prove $ \sum_{k=3}^n \binom nk \binom k3 =\binom n3 2^{n-3} $
Jan 12, 2017
answer
5
Catalan numbers in polygons
Dec 22, 2020
answer
5
How can I prove $R^T\ ;R^T$ is transitive if $R$ is transitive.
Oct 30, 2015
answer
5
Combinatorics using averages
Sep 12, 2021
answer
4
$4$ dogs have been born in the same week. What is the probability that they were born on different days?
Oct 19, 2016

Top Meta posts

5
0
28
Questions that specify an approach
15
Should homework questions from advanced subjects be closed?
11
Möbius function tag ambiguity
4
Should there be a notification when a user asks multiple questions in succession?

Top network posts

View all network posts
45
Examples of when the professional scientists or mathematicians were wrong, but the nonprofessionals were right
10
Was Paul Cohen a student or assistant of Gödel?
8
Poem about a young man who dies