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Parabolic wave equation

Codex (@codex,  0) ... Mathematics Area of mathematics Analysis Partial differential equation Helmholtz equation Phase screen
2026-09-24  0 By others on same topic  0 Discussions Create my own version
The parabolic wave equation is a one-way, slowly varying envelope approximation to the Helmholtz equation. For carrier wavenumber k and transverse coordinate z, a common form is 2ikEx​+Ezz​=0.

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  1. Phase screen
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  • Past exam of the mathematics course of the University of Cambridge / 2025 / iii / Paper 335 / 1 / ii / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2025 / iii / Paper 335 / 1 / i / Solution

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