Top network posts

• 38 Did Roman unmarried men have a preferred hand and finger for wearing their seal ring?
• 32 Did Roman unmarried men have a preferred hand and finger for wearing their seal ring?
• 30 How did the ancient Romans count with their fingers?
• 19 A limit without invoking L'Hopital: $\lim_{x \to 0} \frac{x \cos x - \sin x}{x^2}$
• 19 Product of cosines: $ \prod_{r=1}^{7} \cos \left(\frac{r\pi}{15}\right) $
• 16 Why does the sum of the reciprocals of factorials converge to $e$?
• 15 Prove that the trigonometric equation has no solution
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