Mathematics
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pritam
  • Member for 10 years, 9 months
  • Last seen more than a month ago
  • India
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177
answers
59
questions
top 3% overall
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21
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54
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14
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6
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26
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11
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49
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22
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46
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27
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Top posts
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All Questions Answers
Score Newest
answer
46
Proof: If n is a perfect square, $\,n+2\,$ is NOT a perfect square
Sep 23, 2012
answer
27
Prove that if the sum of each row of $A$ equals $s$, then $s$ is an eigenvalue of $A$.
Mar 31, 2013
question
24
Can a countable set contain uncountably many infinite subsets such that the intersection of any two such distinct subsets is finite?
Jun 24, 2012
answer
23
Prove $\cos 3x =4\cos^3x-3\cos x$
Jul 27, 2012
answer
22
Why is $a^n - b^n$ divisible by $a-b$?
Aug 30, 2012
answer
21
How to evaluate the series $1+\frac34+\frac{3\cdot5}{4\cdot8}+\frac{3\cdot5\cdot7}{4\cdot8\cdot12}+\cdots$
Dec 28, 2012
question
18
Proof of Stickelberger’s Theorem
May 17, 2013
answer
18
Evaluate $\sum_{k=1}^nk\cdot k!$
Jun 3, 2013
answer
15
if $ab=cd$ then $a+b+c+d $ is composite
May 6, 2013
answer
11
What is the number of real roots of the polynomial
Aug 23, 2012
Top network posts
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21
Applications of Representation Theory in Combinatorics
11
Questions about the proof of Stickelberger's theorem on discriminants
11
Does $q$-Catalan number count subspaces?
10
Euclidean real quadratic fields
9
Cohen-Lenstra Heuristics reference

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