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Larara

"It is my experience that proofs involving matrices can be shortened by 50% if one throws the matrices out." - Emil Artin

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  • Sao Carlos, Brazil
  • Member for 6 years, 10 months
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  • Last seen Jan 13 at 8:21

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20 2015 Brazilian Math Olympiad Number theory problem Oct 15 '16
11 What is known about the sum $\sum\frac1{p^p}$ of reciprocals of primes raised to themselves? [duplicate] Jun 30 '15
8 Why does $\sum_{n=0}^{\infty} \cos^n(n)$ converges? Feb 27 '16
8 Uniqueness or non uniqueness of a pair of natural numbers Mar 30 '16
7 2009 Benelux Math Olympiad (BxMO) number theory problem Mar 4 '16
7 Output for places in Magma's online calculator Sep 23 '14
4 An automorphism that has no fixed points except for the identity and is its own inverse implies commutativity Apr 18 '16
4 $1000$th decimal digit of $(8+\sqrt{63})^{2012}$ May 15 '16
4 $V^⊥$ where V is spanned by ${\cos x, \cos^2 x, \cos^3 x, \cos^4 x, . . . }$ Mar 23 '16
3 Intermediate fields of a finite field extension that is not separable Jun 12 '16
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