List questions from approximation-theory

Published on 27 Sep 2023 - 7:08

79

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Taylor expansion of the gradient: how to use big O notation?

Published on 30 Sep 2023 - 0:14

25

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A counter example that I cannot find an analytic branch of Logarithm

Published on 25 Oct 2023 - 19:53

41

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Quantitative approximation by shallow ReLu networks

Published on 26 Mar 2026 - 22:19

104

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Finding best approximation of polynomial via max norm

Published on 30 Oct 2023 - 10:59

82

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Which big-Omega meaning re Ramsey number r(4, t)?

Published on 26 Mar 2026 - 21:25

34

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Uniformly Continuous version of Kirszbraun Theorem?

Published on 07 Nov 2023 - 23:22

77

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Convergence rate for Chebyshev polynomials to approximate $\text{erf}(x)$ on a subset of $\mathbb{R}$

Published on 26 Mar 2026 - 3:11

63

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How to approximate $\ln \left( {{e^{{x_1}}} - {e^{{x_2}}}} \right)$?

Published on 23 Nov 2023 - 14:25

52

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How do I prove that the subset M = {f $\in$ C[0,1] : $\int_0^1f(x)dx = 0$} of C[0,1] is proximinal?

Published on 25 Mar 2026 - 12:49

44

Views

Chebyshev approximation for bivariate function

Published on 25 Mar 2026 - 15:57

35

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Dirichlet’s approximation Theorem (Simultaneous version): In case Q is not interger

Published on 26 Mar 2026 - 12:04

100

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Approximating $\sqrt{x}$ by a rational function in the complex plane

Published on 07 Dec 2023 - 15:16

99

Views

Can MLPs represent functions exactly for finite inputs?

Published on 26 Mar 2026 - 22:17

45

Views

On a First Order Nonlinear Differential Equation

Published on 10 Dec 2023 - 10:44

List Question

How to Calculate Small Order

Taylor expansion of the gradient: how to use big O notation?

A counter example that I cannot find an analytic branch of Logarithm

Quantitative approximation by shallow ReLu networks

Finding best approximation of polynomial via max norm

Which big-Omega meaning re Ramsey number r(4, t)?

Uniformly Continuous version of Kirszbraun Theorem?

Convergence rate for Chebyshev polynomials to approximate $\text{erf}(x)$ on a subset of $\mathbb{R}$

How to approximate $\ln \left( {{e^{{x_1}}} - {e^{{x_2}}}} \right)$?

How do I prove that the subset M = {f $\in$ C[0,1] : $\int_0^1f(x)dx = 0$} of C[0,1] is proximinal?

Chebyshev approximation for bivariate function

Dirichlet’s approximation Theorem (Simultaneous version): In case Q is not interger

Approximating $\sqrt{x}$ by a rational function in the complex plane

Can MLPs represent functions exactly for finite inputs?

On a First Order Nonlinear Differential Equation

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