Abstract
We provide an algebraic proof of the fact that Fermat's principle of least time implies Snell's law. This proof is closer to Fermat's original approach than the usual calculus-based developments of the subject. (C) 2002 American Association of Physics Teachers.
| Translated title of the contribution | A noncalculus proof that Fermat's principle of least time implies the law of refraction |
|---|---|
| Original language | English |
| Pages (from-to) | 1224 - 1225 |
| Journal | American Journal of Physics |
| Volume | 70 (12) |
| Publication status | Published - Dec 2002 |
Bibliographical note
Publisher: Amer Assoc Physics Teachers Amer Inst PhysicsOther identifier: IDS number 619WW