Snell-Descartes Law/Also presented as
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Snell-Descartes Law: Also known as
The Snell-Descartes law can also be seen expressed in the form:
- $\dfrac {\sin \alpha_1} {\sin \alpha_2} = \dfrac {v_1} {v_2}$
Sources
- 1992: George F. Simmons: Calculus Gems ... (previous) ... (next): Chapter $\text {A}.13$: Fermat ($\text {1601}$ – $\text {1665}$)