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An Overview of the Operations in Geometric Algebra

sudgylacmoe 35,897 lượt xem 2 years ago
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This video is an overview of some of the basic operations in geometric algebra. It covers operations like the geometric, outer, regressive, and inner products, some of the involutions, and a few other operations. It also tries to describe these operations in a way that applies to arbitrary flavors of geometric algebra, to allow for a smoother transition into these other flavors.

In case you don't really know anything about geometric algebra, I would suggest watching my introduction to it first: https://www.youtube.com/watch?v=60z_hpEAtD8
I also have an important addendum that I made to that video as well: https://www.youtube.com/watch?v=0bOiy0HVMqA. This video assumes that you have a basic understanding of vanilla geometric algebra already, which you would get from these videos.

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Sections:
00:00 Introduction
01:09 Multivectors
03:31 Grade Projection
04:50 Geometric Product
05:12 Geometric Understanding of the Geometric Product
06:40 Algebraic Understanding of the Geometric Product
10:01 Understanding the Geometric Product with Transformations
12:01 Reverse
14:21 Grade Involution
15:38 Magnitude
18:54 Outer Product
22:54 Regressive Product
26:51 Dual
30:33 Inner Product
39:49 Conclusion

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