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Math Help - Please what is this operation symbol?

  1. #1
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    Please what is this operation symbol?

    Can you help me with this... What does the 'inverted v' symbol stand for? What operation does it carry out ?

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  2. #2
    MHF Contributor alexmahone's Avatar
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    It probably stands for multiplication.
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  3. #3
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    Answer for first part is (7,-10,9)T
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  4. #4
    MHF Contributor alexmahone's Avatar
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    Quote Originally Posted by yuud View Post
    Answer for first part is (7,-10,9)T
    Then it certainly stands for multiplication.
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  5. #5
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    Quote Originally Posted by alexmahone View Post
    Then it certainly stands for multiplication.
    You mean it's a cross product?
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  6. #6
    MHF Contributor alexmahone's Avatar
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    Quote Originally Posted by yuud View Post
    You mean it's a cross product?
    Yes.
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  7. #7
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    Quote Originally Posted by alexmahone View Post
    Yes.
    Thanks
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  8. #8
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    it stands for the "exterior product" or "wedge product". in R^3, and R^3 only, this is equivalent to the cross product.
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