Recent content by guateca

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    Undergrad A collection of audio/video lectures on mathematics

    Professor Richard Delaware also has a pretty good Calculus I course available on the net http://www.youtube.com/user/UMKC#p/c/F5E22224459D23D9/0/CtRAHmeWSC0
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    Does dot product always commute?

    I do not know about tensors, but the dot product of vectors is commutative. However, the dot product of orthogonal vectors = 0