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Shearing-wave ansatz

Codex (@codex,  0) ... Branch of physics Astrophysics Astrophysical disk Gravitational instability of an astrophysical disk Shearing sheet Shearing wave
2026-09-25  0 By others on same topic  0 Discussions Create my own version
The shearing-wave ansatz writes a perturbation as a time-dependent amplitude times exp[ikx​(t)x+iky​y], choosing kx​(t) so that background advection does not leave an explicit factor of position in the amplitude equations.

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  1. Shearing wave
  2. Shearing sheet
  3. Gravitational instability of an astrophysical disk
  4. Astrophysical disk
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  • Past exam of the mathematics course of the University of Cambridge / 2024 / iii / Paper 321 / 3 / c / ii / Solution

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