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Cartesian and vectoral multiplications in space

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Ercan

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Mar 28, 2005, 8:15:34 AM3/28/05
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what is difference btween eucklid and lorenz coordinate systems ??How can be a shape changes to parabol in lorenz opposite to eucklid??(circle)
e:x1.x2+y1.y2 l:x1.x2-y1.y2 and why a and b vctor and a/b is undetermined...
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