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

http://i53.tinypic.com/r8f4g7.jpg

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- April 16th 2011, 09:55 PMyuudPlease 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 ? (Headbang)

http://i53.tinypic.com/r8f4g7.jpg - April 16th 2011, 09:58 PMalexmahone
It probably stands for multiplication.

- April 16th 2011, 10:02 PMyuud
Answer for first part is (7,-10,9)T

- April 16th 2011, 10:04 PMalexmahone
- April 16th 2011, 10:11 PMyuud
- April 16th 2011, 10:11 PMalexmahone
- April 16th 2011, 10:16 PMyuud
- April 17th 2011, 10:17 AMDeveno
it stands for the "exterior product" or "wedge product". in R^3, and R^3 only, this is equivalent to the cross product.