Question

Approximate a ($y²-x²=1$) hyperbola with line segments and elliptic ($a(x-x_0)²+b(y-y_0)²=1$) arcs

score 61 · Answer 1 · 2026-03-25 01:27:56

61

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Approximate a ($y²-x²=1$) hyperbola with line segments and elliptic ($a(x-x_0)²+b(y-y_0)²=1$) arcs

Published on 25 Mar 2026 - 1:27

score 224 · Answer 2 · 2026-03-25 16:03:52

224

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Nice result that I can't prove: $\int_{-2}^{2} \tan^{-1} \bigg( \exp(-x²\text{erf}(x)) \bigg) \;dx=\pi$

Published on 25 Mar 2026 - 16:03

score 26 · Answer 3 · 2018-12-04 17:20:32

26

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Published on 04 Dec 2018 - 17:20

score 280 · Answer 4 · 2026-03-26 04:53:53

280

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Published on 26 Mar 2026 - 4:53

score 1.1k · Answer 5 · 2018-12-05 04:54:10

1.1k

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Reciprocal using Newton Raphson

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score 272 · Answer 6 · 2026-03-25 23:09:37

272

Views

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score 69 · Answer 7 · 2018-12-07 13:40:19

69

Views

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score 430 · Answer 8 · 2026-03-25 02:56:31

430

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163

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score 27 · Answer 11 · 2026-03-26 14:21:11

27

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Published on 26 Mar 2026 - 14:21

score 862 · Answer 12 · 2026-03-25 19:04:32

862

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Published on 25 Mar 2026 - 19:04

score 74 · Answer 13 · 2018-12-16 13:48:40

74

Views

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score 130 · Answer 14 · 2026-03-26 04:46:08

130

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score 194 · Answer 15 · 2018-12-18 21:41:49

194

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Published on 18 Dec 2018 - 21:41

List Question

Approximate a ($y²-x²=1$) hyperbola with line segments and elliptic ($a(x-x_0)²+b(y-y_0)²=1$) arcs

Nice result that I can't prove: $\int_{-2}^{2} \tan^{-1} \bigg( \exp(-x²\text{erf}(x)) \bigg) \;dx=\pi$

How do you find two curves that enclose a set of data points?

How to show that $\left| \Gamma \left(x + iy \right) \right|^{2} \approx (\pi y^{(2x - 1)}) /(\cosh(\pi y))$?

Reciprocal using Newton Raphson

Unique Rational Approximation With "Small" Denominator

Determine the (2,2) Pade approximation to sqrt cube to x+8 and estimate its error

Chebyshev approximation for large interval

Does the power method converge?

Polynomial approximation of a function in a chosen interval

How does one go about creating simple approximations of curves of known values (with tolerances)?

Definition of the approx. symbol

Simplification of $ \sqrt{(1-x^2)}$ to $(1-\frac{x^2}{2})$

Analytical approximation for logit-normal-binomial distribution

Calculate "areas of control" for arbitrary points

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