MATLAB and Simulink Training

Solving Nonlinear Equations with MATLAB

Nonlinear Equations

Use root-finding methods to solve nonlinear equations.

Prerequisites: MATLAB Onramp

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These interactive lessons are available only to users with access to Online Training Suite.

 

Access to MATLAB through your web browser

 

Engaging video tutorials

 

Hands-on exercises with automated assessments and feedback

 

Lessons available in English and Japanese

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1.

Introduction

Familiarize yourself with root-finding concepts and the course.

2.

What Is Root Finding?

Define a root of a function and root-finding problems.

  • The Roots of a Function
  • Visualizing Roots
  • Defining the Root-Finding Problem

3.

Finding a Root: The Bisection Method

Explore the bisection method, a simple and robust root-finding algorithm.

  • Selecting Brackets for a Root
  • The Bisection Method Algorithm

4.

Finding a Root: The fzero Function

Use the MATLAB® function fzero to find roots.

  • MATLAB Root-Finding Functions
  • Anonymous Functions
  • The fzero Function
  • Finding Multiple Roots

5.

Systems of Nonlinear Equations: The fsolve Function

Use the MATLAB function fsolve to solve systems of nonlinear equations.

  • Roots of Systems of Equations
  • Anonymous Functions for Multivariable Systems
  • The fsolve Function
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