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The Language of Mathematics for those who want to use Math in Real Life. http://www.mathinreallife.com Table of Contents at: ...

How to make a terrible 3-foot tall robot arm with a 3D printer and $200 First, I found this tutorial by Togelfritz on instructables.

In this engaging introduction to the Fourier Transform, we use a fun Lego analogy to understand what the Fourier Transform is.