Question

How do I show that a functional $F$ is an element of $C_{L^2} [-1,1]^*$ and calculate its norm $||F||$?

score 48 · Answer 1 · 2020-04-26 18:46:20

48

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How do I show that a functional $F$ is an element of $C_{L^2} [-1,1]^*$ and calculate its norm $||F||$?

Published on 26 Apr 2020 - 18:46

score 181 · Answer 2 · 2020-04-28 12:08:39

181

Views

Geodesical completness of the Spatial Schwarzschild manifold

Published on 28 Apr 2020 - 12:08

score 125 · Answer 3 · 2020-04-29 21:49:34

125

Views

Questions about linearity in calculus.

Published on 29 Apr 2020 - 21:49

score 696 · Answer 4 · 2026-03-29 08:18:25

696

Views

How does a shift in $kx$ of the harmonic oscillator potential affect the Hamiltonian eigenvalues?

Published on 29 Mar 2026 - 8:18

score 108 · Answer 5 · 2026-03-25 15:38:59

108

Views

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score 104 · Answer 6 · 2026-03-26 09:37:04

104

Views

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score 111 · Answer 7 · 2026-03-26 12:48:27

111

Views

Are new mathematics required to solve problems on the frontier of contemporary physics?

Published on 26 Mar 2026 - 12:48

score 23 · Answer 8 · 2020-05-03 11:12:46

23

Views

$M(\rho)=\operatorname{Tr}_2\left(\ U\ \rho\otimes\rho_2\ U^{\dagger}\right)$is unitary $\iff\ U=U_1\otimes U_2$, a product of $2$ unitary operators?

Published on 03 May 2020 - 11:12

score 26 · Answer 9 · 2026-03-28 10:35:57

26

Views

Initial values for oscillations about a point problem (normal modes)

Published on 28 Mar 2026 - 10:35

score 689 · Answer 10 · 2026-03-25 11:06:45

689

Views

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Published on 25 Mar 2026 - 11:06

score 342 · Answer 11 · 2020-05-04 03:55:51

342

Views

Fresnel Diffraction and Fourier Transforms

Published on 04 May 2020 - 3:55

score 1.4k · Answer 12 · 2026-03-25 06:34:24

1.4k

Views

Is Geometric Algebra/Geometric Calculus all that it's hyped up to be?

Published on 25 Mar 2026 - 6:34

score 185 · Answer 13 · 2026-02-23 06:17:40

185

Views

Maxwell's Equation in Empty Space

Published on 23 Feb 2026 - 6:17

score 405 · Answer 14 · 2026-03-25 10:54:17

405

Views

What's the connection between persistent homology and tensor networks?

Published on 25 Mar 2026 - 10:54

score 185 · Answer 15 · 2020-05-06 08:45:05

185

Views

Evaluation of an integral of the form $C({\bf r})=\int\frac{{\rm d}^dk}{(2\pi)^d}\frac{{\rm e}^{{\rm i}{\bf k}\cdot{\bf r}}}{|{\bf k}|^2+m^2}$

Published on 06 May 2020 - 8:45

List Question

How do I show that a functional $F$ is an element of $C_{L^2} [-1,1]^*$ and calculate its norm $||F||$?

Geodesical completness of the Spatial Schwarzschild manifold

Questions about linearity in calculus.

How does a shift in $kx$ of the harmonic oscillator potential affect the Hamiltonian eigenvalues?

Simulation of Hard Core Model

Finding the Green function for the TISE?

Are new mathematics required to solve problems on the frontier of contemporary physics?

$M(\rho)=\operatorname{Tr}_2\left(\ U\ \rho\otimes\rho_2\ U^{\dagger}\right)$is unitary $\iff\ U=U_1\otimes U_2$, a product of $2$ unitary operators?

Initial values for oscillations about a point problem (normal modes)

Can there be an energetically unbounded three-body orbit where escape is impossible due to conservation of angular momentum?

Fresnel Diffraction and Fourier Transforms

Is Geometric Algebra/Geometric Calculus all that it's hyped up to be?

Maxwell's Equation in Empty Space

What's the connection between persistent homology and tensor networks?

Evaluation of an integral of the form $C({\bf r})=\int\frac{{\rm d}^dk}{(2\pi)^d}\frac{{\rm e}^{{\rm i}{\bf k}\cdot{\bf r}}}{|{\bf k}|^2+m^2}$

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