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YouTube

Second-Order Ordinary Differential Equations - Solving the Harmonic Oscillator Four Ways

Steve Brunton via YouTube

Overview

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Explore four methods for solving second-order ordinary differential equations in this 37-minute video lecture on the harmonic oscillator. Begin with deriving the spring-mass equations from Newton's Second Law, then progress through guessing the solution, using Taylor Series, guessing an alternative form, and writing as a matrix system of equations. Gain a comprehensive understanding of solving the mass-on-spring problem through multiple approaches, enhancing your skills in differential equations and mathematical problem-solving. Follow along as the instructor breaks down each method step-by-step, providing valuable insights into the application of these techniques in physics and engineering.

Syllabus

Introduction
Deriving the Spring-Mass Equations from F=ma
Method 1: Guess the Solution!
Method 2: Taylor Series Solution
Method 3: Guess Again!
Method 4: Write as a Matrix System of Equations

Taught by

Steve Brunton

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