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leoli1
  • Member for 10 months
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  • Germany
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16
What's the most elementary way to solve this trigonometric problem?
13
Is every injective ring homomorphism an automorphism?
8
$S^{n + m}$ is not homeomorphic to $M \times N$
8
Prove that $\angle AEF =90^\circ$ given a square $ABCD$
8
The Diophantine equation $x^5-2y^2=1$
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