Dan Brumleve
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
let's be friends: http://facebook.com/jdb1729
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Champaign, IL
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Member for 9 years, 8 months
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3 profile views
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Last seen Jan 26 '16 at 5:45
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- 226 What is the importance of the Collatz conjecture?
- 205 Why can you turn clothing right-side-out?
- 70 Can't find the flaw in the reasoning for this proof by induction?
- 40 Is a prime factor of a number always less than its square root?
- 34 Uses of "Collatz induction"?
- 25 What is the simplest way to prove that the logarithm of any prime is irrational?
- 24 How to prove there are an infinite number of squarefree numbers of the form $2^p-1$?
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