Timeline for Optics: Derivation of $\vec\nabla{n} = \frac{d(n\hat{u})}{ds}$
Current License: CC BY-SA 3.0
8 events
| when toggle format | what | by | license | comment | |
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| Nov 13, 2016 at 11:39 | history | edited | Qmechanic♦ |
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| Dec 10, 2014 at 1:53 | answer | added | Selene Routley | timeline score: 11 | |
| Dec 10, 2014 at 1:11 | answer | added | lionelbrits | timeline score: 6 | |
| Dec 10, 2014 at 0:15 | comment | added | margareta | Check out Darryl D. Holm, Fermat’s Principle and the Geometric Mechanics of Ray Optics, Summer School Lectures, Fields Institute, Toronto, July 2012 (PDF). You get the proof also for anisostropic media. | |
| Nov 8, 2012 at 15:58 | history | tweeted | twitter.com/#!/StackPhysics/status/266570320289349632 | ||
| Nov 8, 2012 at 15:11 | vote | accept | Akoben | ||
| Nov 8, 2012 at 14:54 | answer | added | Ondřej Černotík | timeline score: 10 | |
| Nov 8, 2012 at 14:40 | history | asked | Akoben | CC BY-SA 3.0 |