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Axiomatic Derivation of Fermat’s Principle

✍ Scribed by Aronsson, Gunnar


Book ID
118196334
Publisher
Society for Industrial and Applied Mathematics
Year
1970
Tongue
English
Weight
522 KB
Volume
18
Category
Article
ISSN
0036-1399

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📜 SIMILAR VOLUMES


Fermat's principle in elastodynamics
✍ Marcelo Epstein; Jędrzej Śniatycki 📂 Article 📅 1992 🏛 Springer Netherlands 🌐 English ⚖ 361 KB

In general anisotropic inhomogeneous elasticity, disturbances propagate along rays which are neither straight nor perpendicular to the wave fronts, but, as in optics, they are still characterized by their rendering the time of travel between two points stationary.