parametrizacija

xuv[u_, v_] := v * Cos[u] ; yuv[u_, v_] := v * Sin[u] ; zuv[u_, v_] := 2Sin[u] ; u0 = 0 ; u1 = 2Pi ; du = Pi/48 ; v0 = -2 ; v1 = 2 ; RowBox[{RowBox[{dv, =, 0.1}], ;}]

Created by Mathematica  (May 4, 2004)