Shortest Path Between Two Points On A Sphere
23:07
The Hanging Chain (Catenary) Problem
25:23
Introduction to Variational Calculus - Deriving the Euler-Lagrange Equation
14:34
The Core of Differential Geometry
29:42
Why 4d geometry makes me sad
19:24
Fascinating Property: The Tangent Line That Connects Circles and Ellipses
29:46
Ball On A Cylinder Using The Lagrange Multiplier Method
20:25
The Delta Operator (Variational Operation)
31:10