List questions from approximation-theory

Published on 18 Dec 2023 - 12:28

29

Views

What is the error of reconstruction of a smooth function observed only on a fixed grid by projection on a wavelet basis?

Published on 25 Mar 2026 - 9:39

28

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Why does the B-spline constructed from squaring its coefficients appear to converge to the square of the B-spline itself?

Published on 25 Mar 2026 - 23:58

43

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best polynomial approximations to $f$ vanish at $0$ imply $f$ is an odd function

Published on 23 Feb 2026 - 17:02

30

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How does the informativeness of eigenfunction approximations relate to the accuracy of the solution?

Published on 14 Jan 2024 - 20:15

128

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B-Spline with increasing knot distance

Published on 25 Mar 2026 - 23:51

75

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Polynomial approximations to $e^{f(x)}$

Published on 18 Jan 2024 - 22:45

25

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From convergence of orthogonal projection to orthogonal series expansion in reproducing kernel Hilbert spaces.

Published on 25 Mar 2026 - 17:33

23

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Literature request for polynomial approximation

Published on 27 Jan 2024 - 18:08

69

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Pade approximation

Published on 27 Mar 2026 - 3:38

30

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Bounds of polynomial approximation of a function of many variables using Jackson inequality

Published on 26 Mar 2026 - 3:12

113

Views

Where to find proof for the remainder formula of the interpolation in two variables

Published on 25 Mar 2026 - 14:25

74

Views

Approximating a random variable by a sequence of random variables

Published on 23 Feb 2024 - 8:22

201

Views

Compute the limit of the Log-Sum-Exp function

Published on 26 Feb 2024 - 10:41

17

Views

What's the optimal way to approximate a binomial distribution with a Poisson distribution?

Published on 13 Mar 2026 - 7:29

List Question

Theory of sequence appoximation

What is the error of reconstruction of a smooth function observed only on a fixed grid by projection on a wavelet basis?

Why does the B-spline constructed from squaring its coefficients appear to converge to the square of the B-spline itself?

best polynomial approximations to $f$ vanish at $0$ imply $f$ is an odd function

How does the informativeness of eigenfunction approximations relate to the accuracy of the solution?

B-Spline with increasing knot distance

Polynomial approximations to $e^{f(x)}$

From convergence of orthogonal projection to orthogonal series expansion in reproducing kernel Hilbert spaces.

Literature request for polynomial approximation

Pade approximation

Bounds of polynomial approximation of a function of many variables using Jackson inequality

Where to find proof for the remainder formula of the interpolation in two variables

Approximating a random variable by a sequence of random variables

Compute the limit of the Log-Sum-Exp function

What's the optimal way to approximate a binomial distribution with a Poisson distribution?

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