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Mathematics
Dan Brumleve's user avatar
Dan Brumleve's user avatar
Dan Brumleve's user avatar
Dan Brumleve
  • Member for 14 years, 4 months
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About

Amateur mathematician, professional software engineer. Interested in all kinds of math, becoming a better mathematician, and helping others do the same.

email: jdb1729 (at) gmail.com

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question
252
What is the importance of the Collatz conjecture?
Aug 18, 2010
answer
225
Why can you turn clothing right-side-out?
Aug 19, 2010
answer
70
Can't find the flaw in the reasoning for this proof by induction?
Feb 19, 2016
answer
47
Is a prime factor of a number always less than its square root?
Sep 10, 2011
question
36
Uses of "Collatz induction"?
Aug 9, 2015
question
28
What is the simplest way to prove that the logarithm of any prime is irrational?
Jul 4, 2012
answer
27
Which one result in mathematics has surprised you the most?
Aug 21, 2010
question
24
Is there a polynomial such that $F(p)$ is always divisible by a prime greater than $p$?
Feb 5, 2016
question
23
How to prove there are an infinite number of squarefree numbers of the form $2^p-1$?
Jun 2, 2012
question
22
What are some examples of theories stronger than Presburger Arithmetic but weaker than Peano Arithmetic?
Sep 5, 2010
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Can we do anything to avoid losing Bill D?
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Is CRUDE healthy?
9
What is the policy regarding mentioning that a book is available to download via BitTorrent
8
Categorizing homework questions with textbook information in a way that makes the site act like a solutions manual
6
CFV: Proposal for standardized meta-comments, to avoid main-site meta discussions
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19
Can a car get better mileage driving over hills?
16
Zero-knowledge proof of positivity
16
Is a language its dictionary?
14
Is there always at least one prime in the closed interval $[2^n,2^n+n^2]$?
14
How long for a simple random walk to exceed $\sqrt{T}$?