Communities (10)
Top network posts
- 102 How does Cramer's rule work?
- 44 Absolute value inequality for complex numbers
- 33 Finding the Roots of a Certain Quartic Equation
- 23 Has any error ever been found in Euclid's elements?
- 22 Proving ${\sum_{n=1}^\infty {1\over F_n}} <4$
- 20 Why is Axiom of Choice required for the proof of countable union of countable sets is countable?
- 18 Lambert's Original Proof that $\pi$ is irrational.
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