Tag: action principle
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Blackholes and the Action Principle.
This is not an article that purports to establish any link between what I have to say about Blackholes and what I have to say about Action Principle. First off there are always a connection between action principle and anything else in Physics. Everything in principle can be derived from the action principle. The action…
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Optical Path and Fermat’s Principle.
Mirror and Fermat’s principle: We can see ourselves in the mirror and take our mirror reflected selfie as a consequence of Fermat’s Principle, the topic of discussion of the blog. … Snell’s Law governs refraction which is adjustment of optical paths in in-homogeneous media because light can no more travel at its speed in free-space.…