Please show that the parameter curve : { },( ) is a sphere curve. then write the formular of the sphere.

(Nerd)Thanks very much

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- October 7th 2008, 11:52 PMXingyuanSphere Curve
Please show that the parameter curve : { },( ) is a sphere curve. then write the formular of the sphere.

(Nerd)Thanks very much - October 8th 2008, 01:06 AMNonCommAlg