koletenbert

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28 Questions

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17	Intuitive interpretation of the Laplacian
7	Proof that the largest eigenvalue of a stochastic matrix is 1
5	Proof that angle-preserving map is conformal
5	Finding $\lim \limits_{x \to 0} \frac{1 - \cos x}{x}$, given $\lim \limits_{x \to 0} \frac{\sin x}{x} = 1$
4	Curvature of geodesic circles on surface with constant curvature

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655 Reputation

+5	Implicit Function Theorem: a counter-example
+5	Intuitive interpretation of the Laplacian
+5	Proof that the largest eigenvalue of a stochastic matrix is 1
+5	Finding $\lim \limits_{x \to 0} \frac{1 - \cos x}{x}$, given $\lim \limits_{x \to 0} \frac{\sin x}{x} = 1$

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6 Answers

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3	Volume of the intersection of two rectangular parallelepipeds
2	Can a linear mapping be invertible when its matrix is not?
2	Find whether two triangles intersect or not in 3D
1	How to find a 2D basis within a 3D plane - direct matrix method?
1	Fast PCA: how to compute and use the covariance of x

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25 Tags

4 geometry × 2	1 coordinate-systems
3 linear-algebra × 6	0 differential-geometry × 10
2 3d	0 multivariable-calculus × 7
2 computational-geometry	0 calculus × 3
1 matrices	0 analytic-geometry × 2

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5 Accounts

$Mathematics Stack Exchange$	Mathematics	655 rep	210
	Signal Processing	153 rep	3
	Cross Validated	138 rep	3
	Physics	133 rep	2
	Area 51	101 rep

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