Calculus of Variations
In this video, I give you a glimpse of the field calculus of variations, which is a nice way of transforming a minimization problem into a differential equation and vice-versa. And the nice thing is that I'm not using much more than single-variable calculus, enjoy!

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A Taste of Calculus of Variations

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Introduction to Variational Calculus - Deriving the Euler-Lagrange Equation

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A gentle introduction to the calculus of variations

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The Brachistochrone, with Steven Strogatz

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The Weak Derivative

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Euler-Lagrange equation: derivation and application

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Calculus of Variations ft. Flammable Maths

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The most beautiful formula not enough people understand

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Calculus of variations: Introduction

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A Swift Introduction to Geometric Algebra

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Calculus of Variations and the Functional Derivative

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Richard P. Feynman: Probability and Uncertainty; The Quantum Mechanical View of Nature

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We're 99.9% sure this pattern is true, but no one can prove it

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The Math of Bubbles // Minimal Surfaces & the Calculus of Variations #SoME3

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Understanding the Euler Lagrange Equation

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What is Jacobian? | The right way of thinking derivatives and integrals

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Lecture 1 | String Theory and M-Theory

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The Hanging Chain (Catenary) Problem

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The Hardest Questions in Physics | World Science Festival

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