Question

Is the phenomenon of geometrical frustration in condensed matter physics related to some kind of topological invariant?

score 109 · Answer 1 · 2026-04-14 02:33:24

109

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Is the phenomenon of geometrical frustration in condensed matter physics related to some kind of topological invariant?

Published on 14 Apr 2026 - 2:33

score 164 · Answer 2 · 2026-04-13 22:47:23

164

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Why do we get two completely different values when we calculate the quadratic Stark effect on the ground state of a hydrogen atom?

Published on 13 Apr 2026 - 22:47

score 359 · Answer 3 · 2026-04-11 18:45:15

359

Views

Understanding Bra Ket notation with two items inside.

Published on 11 Apr 2026 - 18:45

score 65 · Answer 4 · 2026-04-17 12:11:06

65

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(physics of an idealized string) Show that this expanding cylinder will unravel this loop

Published on 17 Apr 2026 - 12:11

score 62 · Answer 5 · 2026-04-10 22:17:45

62

Views

Motivation behind the conjugate Schrödinger equation

Published on 10 Apr 2026 - 22:17

score 76 · Answer 6 · 2026-04-11 18:00:09

76

Views

Lie derivative for general tensor in dual null coordinate

Published on 11 Apr 2026 - 18:00

score 33 · Answer 7 · 2026-04-10 10:38:31

33

Views

What is the difference between normal and directional derivatives?

Published on 10 Apr 2026 - 10:38

score 56 · Answer 8 · 2026-04-14 07:13:48

56

Views

Second order ODE for moment of solution to a nonlinear Schrödinger equation

Published on 14 Apr 2026 - 7:13

score 109 · Answer 9 · 2026-04-09 13:02:45

109

Views

Is trace formula always valid for determining eigen values?

Published on 09 Apr 2026 - 13:02

score 173 · Answer 10 · 2026-04-15 00:29:01

173

Views

On the convergence of (eigen)values in perturbation theory ?!

Published on 15 Apr 2026 - 0:29

score 85 · Answer 11 · 2026-04-10 16:46:48

85

Views

Understanding Lyapunov functions and notation

Published on 10 Apr 2026 - 16:46

score 58 · Answer 12 · 2026-04-12 04:20:31

58

Views

Derive system of ODE's from another

Published on 12 Apr 2026 - 4:20

score 93 · Answer 13 · 2026-04-15 03:26:19

93

Views

Generalization of Gaussian distribution on discrete periodic space in the Fourier transformation sense

Published on 15 Apr 2026 - 3:26

score 265 · Answer 14 · 2026-04-11 14:09:16

265

Views

Two-Dimensional Gaussian integral in complex coordinates.

Published on 11 Apr 2026 - 14:09

score 61 · Answer 15 · 2026-04-09 01:26:26

61

Views

How can I use the Banach fixed-point Theorem to find approximately the Omega Constant?

Published on 09 Apr 2026 - 1:26

List Question

Is the phenomenon of geometrical frustration in condensed matter physics related to some kind of topological invariant?

Why do we get two completely different values when we calculate the quadratic Stark effect on the ground state of a hydrogen atom?

Understanding Bra Ket notation with two items inside.

(physics of an idealized string) Show that this expanding cylinder will unravel this loop

Motivation behind the conjugate Schrödinger equation

Lie derivative for general tensor in dual null coordinate

What is the difference between normal and directional derivatives?

Second order ODE for moment of solution to a nonlinear Schrödinger equation

Is trace formula always valid for determining eigen values?

On the convergence of (eigen)values in perturbation theory ?!

Understanding Lyapunov functions and notation

Derive system of ODE's from another

Generalization of Gaussian distribution on discrete periodic space in the Fourier transformation sense

Two-Dimensional Gaussian integral in complex coordinates.

How can I use the Banach fixed-point Theorem to find approximately the Omega Constant?

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