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7 Questions

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12	Why is lambda calculus named after that specific Greek letter? Why not “rho calculus”, for example?
7	Which tessellation of the sphere yields a constant density of vertices?
3	Rotation matrix from an inertia tensor
1	What kind of analytical function could resemble that plot?
1	Intersection of spherical caps

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406 Reputation

+60	Unusual 5th grade problem, how to solve it
-2	Is $\lim\limits_{n \to \infty}\frac{1}{n}\left( \cos{\frac{\pi}{n}} + \cos{\frac{2\pi}{n}} + \ldots + \cos{\frac{n\pi}{n}} \right)$ a Riemann sum?
+5	Intersection of spherical caps
+5	Why is lambda calculus named after that specific Greek letter? Why not “rho calculus”, for example?

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6 Answers

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6	Unusual 5th grade problem, how to solve it
4	Finding the values of the real constants such that the limit exists
1	When does $\sum_{n=2}^\infty n^\alpha (\log n)^\beta$ converge?
1	Is $\lim\limits_{n \to \infty}\frac{1}{n}\left( \cos{\frac{\pi}{n}} + \cos{\frac{2\pi}{n}} + \ldots + \cos{\frac{n\pi}{n}} \right)$ a Riemann sum?
1	Find the value of $\sin 10^\circ + \sin 20^\circ + \sin 30^\circ - \sin 360^\circ $

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20 Tags

6 elementary-number-theory	1 integral
6 diophantine-equations	1 trigonometry
5 calculus × 2	1 analysis
5 limit × 2	0 3d
1 geometry × 3	0 spherical-geometry

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