List questions from approximation-theory

Published on 12 Jul 2018 - 10:25

166

Views

Polynomial approximation in Sobolev spaces

Published on 09 Aug 2018 - 8:36

116

Views

Rigorous error bounds for polynomial regression

Published on 09 Aug 2018 - 17:41

276

Views

$L^\infty$ error estimate for optimal $L^2$ approximants

Published on 24 Mar 2026 - 23:42

243

Views

Cramer's rule and the Padé approximant

Published on 22 Mar 2026 - 14:23

72

Views

Find a sequence $(\phi_n)_n \subset C^{\infty}_c(\mathbb{R}^N)$ which converges in both $L^p(\nu)$ and $L^q(\mu)$ to $1_E$

Published on 20 Mar 2026 - 9:13

416

Views

Continuity of the kernel of bounded operators under perturbation

Published on 17 Mar 2026 - 12:11

418

Views

Almost simple Hermite interpolation

Published on 29 Aug 2018 - 0:10

753

Views

Approximating smooth function on $[0,1]$ by Bernstein polynomial (interested in approximation rate in $L^2$ norm)

Published on 31 Aug 2018 - 17:42

56

Views

How to approximate a fraction of gamma functions evaluated at huge values

Published on 15 Sep 2018 - 8:22

1.1k

Views

Weierstrass approximation theorem. Approximation of |x|.

Published on 17 Mar 2026 - 2:10

847

Views

Numerical Analysis - Proving that the fixed point iteration method converges.

Published on 19 Sep 2018 - 14:00

157

Views

Approximating $\log(1+\exp(z))$ when $z$ is complex

Published on 20 Sep 2018 - 10:36

643

Views

Verlet Integration to Approximate Planetary Orbit: The First Time Step

Published on 25 Sep 2018 - 20:31

73

Views

On a min-max approximation with polynomials

Published on 28 Sep 2018 - 0:37

List Question

Representation of $\pi$ using algebra and exp/log.

Polynomial approximation in Sobolev spaces

Rigorous error bounds for polynomial regression

$L^\infty$ error estimate for optimal $L^2$ approximants

Cramer's rule and the Padé approximant

Find a sequence $(\phi_n)_n \subset C^{\infty}_c(\mathbb{R}^N)$ which converges in both $L^p(\nu)$ and $L^q(\mu)$ to $1_E$

Continuity of the kernel of bounded operators under perturbation

Almost simple Hermite interpolation

Approximating smooth function on $[0,1]$ by Bernstein polynomial (interested in approximation rate in $L^2$ norm)

How to approximate a fraction of gamma functions evaluated at huge values

Weierstrass approximation theorem. Approximation of |x|.

Numerical Analysis - Proving that the fixed point iteration method converges.

Approximating $\log(1+\exp(z))$ when $z$ is complex

Verlet Integration to Approximate Planetary Orbit: The First Time Step

On a min-max approximation with polynomials

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