Do you ever have to model mechanical systems?  Mechanical systems consist of bodies, joints, and force elements like springs.  In this post, I will show you how to model a double pendulum with base... read more >>

Most Simulink models use workspace variable to define the important parameters.  For example, setting the gain value to K and then defining K in the workspace.  I wrote about initializing these... read more >>

This week I want to pose a brainteaser that my colleague Jeff had to solve this week.  Imagine you need to detect the condition where a signal value might become NaN (Not A Number).  How do... read more >>