[pstricks] Elektrostatic Field

Sat Jan 16 15:02:33 CET 2010

Hallo,

is it possible to draw the the lines of an E-Field from the superposition of two radialsymmetric Charges, as in the picture drawn.
There is one +Q1, the other -0,5*Q1.

Has anyone an idea?

Thanks for helping.

Thomas Söll
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