🚀 go-pugleaf

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I need some directions on representing n-dimensional data in 2 or 3 
dimensions. Papers, books or other references that help achieve n-dimensional
data representaion collapsed into 2 or 3 D will be highly appreciated.

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                 sin(x) + sin(3x) + sin(5x)
                ----------------------------  =  tan(3x)
                 cos(x) + cos(3x) + cos(5x)

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