pst-elec­tric­field – Draw elec­tric field and equipo­ten­tial lines with PStricks

The pack­age pro­vides macros to plot elec­tric field and equipo­ten­tial lines us­ing PStricks. There may be any num­ber of charges which can be placed in a carte­sian co­or­di­nate sys­tem by (x,y) val­ues.