Is n sin θ conserved along the light path?

DOI10.1088/0143-0807/37/2/025301zbMath1338.78014arXiv1604.05106OpenAlexW3125461759MaRDI QIDQ2812763

Reza Sepehrinia, Mahdiyar Noorbala

Publication date: 13 June 2016

Published in: European Journal of Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1604.05106

zbMATH Keywords

calculus of variationsFermat's principleSnell's law

Mathematics Subject Classification ID

Waves and radiation in optics and electromagnetic theory (78A40) Variational principles of physics (49S05)

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