List questions from approximation-theory

Published on 11 Jun 2013 - 9:58

140

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Proof that Muckenhoupt's $A_q$ Condition Implies $A_p$ for $p<q$?

Published on 19 Jun 2013 - 22:21

133

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approximate $[0, 1]$ continuous function with 2d basis.

Published on 25 Jun 2013 - 5:06

72

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curve fitting with known first derivatives

Published on 03 Jul 2013 - 0:00

2.1k

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How close can $\sum_{k=1}^n \sqrt{k}$ be to an integer?

Published on 26 Mar 2026 - 22:13

36

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Series Expansion of JacobiZeta in Both Arguments

Published on 27 Mar 2026 - 3:43

95

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Approximating a function

Published on 14 Jul 2013 - 8:04

771

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Why does $ \frac{2x}{2+x}$ provide a particularly tight lower bound for $\ln(1+x)$ for small positive values of $x$?

Published on 20 Jul 2013 - 16:03

252

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approximating an integral/hypergeometric function

Published on 24 Jul 2013 - 21:13

91

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Does there exists a theorem like this?

Published on 03 Aug 2013 - 13:08

156

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Pade approximatn and Fourier integrals

Published on 10 Aug 2013 - 9:43

134

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Rational interpolation with integer coefficients

Published on 20 Aug 2013 - 13:20

534

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Application of Stone-Weierstrass to approximate $f\in C(X\times Y,\mathbb{R})$ where $X$ and $Y$ are compact Hausdorff spaces?

Published on 29 Aug 2013 - 23:26

297

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Simple approximation to a sum involving Stirling numbers?

Published on 28 Mar 2026 - 15:45

90

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Completeness of sobolev functions

Published on 08 Sep 2013 - 5:29

List Question

Representation for increasing function on unit square

Proof that Muckenhoupt's $A_q$ Condition Implies $A_p$ for $p<q$?

approximate $[0, 1]$ continuous function with 2d basis.

curve fitting with known first derivatives

How close can $\sum_{k=1}^n \sqrt{k}$ be to an integer?

Series Expansion of JacobiZeta in Both Arguments

Approximating a function

Why does $ \frac{2x}{2+x}$ provide a particularly tight lower bound for $\ln(1+x)$ for small positive values of $x$?

approximating an integral/hypergeometric function

Does there exists a theorem like this?

Pade approximatn and Fourier integrals

Rational interpolation with integer coefficients

Application of Stone-Weierstrass to approximate $f\in C(X\times Y,\mathbb{R})$ where $X$ and $Y$ are compact Hausdorff spaces?

Simple approximation to a sum involving Stirling numbers?

Completeness of sobolev functions

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