calculus of variation The method of Lagrange Multiplier ! Optimize multivariate functions. by Invariance, MDASHF i@M Posted on May 29, 2015July 14, 2015
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action principle Optical Path and Fermat’s Principle. by Invariance, MDASHF i@M Posted on October 10, 2013May 25, 2020
anomaly Equivalence from simple notions of Geometry ? Yes. by Invariance, MDASHF i@M Posted on October 3, 2013February 3, 2014
