In this video I’m going to show you what vectors are, why they’re so crucial to understanding 3D applications, and how to use the most important vector math operations in a visual and intuitive way that I don’t think you’ll forget. Check out the full geometry nodes course, Assemble, on CG Cookie: https://b3d.cgcookie.com/assemble-yt

Special thanks to Cosmo Midias for the idea to use Boo to show the dot product:   / 1510832062525472770  

00:00 - How to Think About Vectors
02:06 - Adding and Subtracting Vectors
07:15 - Scaling Vectors
13:30 - Rotating Vectors
17:24 - The Dot Product
19:53 - The Cross Product
21:34 - Vector Distance
22:05 - Projecting Vectors
22:44 - Reflecting and Refracting Vectors
23:51 - Vector Faceforward
24:32 - Mixing Vectors
25:35 - Points to Remember

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