CMCLab 1.0

name Delaunay Nodoid
potential
{{
  0,
  0.6/z/t - 0.1/z },{
  -0.1/z + + 0.6/z t,
  0
}}
domain polar_exp 0; 1000; 0.001; 30; 0; 2pi; 30
zstart 1