Wave equation | 🗖 nosplit | ↑ parent "Important partial differential equations" | 62, 4, 175

🗖 nosplit | ⇓ toc | ↑ parent "Important partial differential equations" | Wikipedia | 62, 4, 175

Describes perfect lossless waves on the surface of a string, or on a water surface.

JavaScript toy solvers:

https://jtiscione.github.io/webassembly-wave/index.html circular domain, create waves with mouse click
https://dionyziz.com/graphics/wave-experiment/ with useless 3D WebGL visualization :-), waves with mouse click. Solving itself done on CPU, not GPU.

Uniqueness: https://math.stackexchange.com/questions/1113622/uniqueness-of-solutions-to-the-wave-equation

Table of contents | 62, 4, 175
- 1. 2D wave equation on a circular domain | 0, 2, 98 | 🔗 link | 🗖 nosplit | ↑ parent "Wave equation"
  - 1.1. Bessel function | 77, 1, 98 | 🔗 link | 🗖 nosplit | ↑ parent "2D wave equation on a circular domain"
    - 1.1.1. Fourier-Bessel series | 21 | 🔗 link | 🗖 nosplit | ↑ parent "Bessel function"
- 2. Helmholtz equation | 15 | 🔗 link | 🗖 nosplit | ↑ parent "Wave equation"

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