<p> plot(data,a,b,c) </p>

ae137dd5-cbc3-4864-aff1-960892abda19 3 15 12 decimal

&[DATE] &[TIME] - &[FILENAME]

data char size clr plot k 1 data rows range r3 k el char : r4 k el size : r5 k el clr : 13 mat for data r3 r4 r5 augment 21 line :

Nside rad Poly n 1 Nside 1 + (range z n el rad 1 - sqrt 2 * π Nside / * n * exp * : for z Re 6 round vectorize z Im 6 round vectorize augment 21 line :

More easy Options ... 1. show the radial grid. 2. shade the central rod. 3. more ground rods radii

Nside 8 : rad 1 : 12 mat poly Nside rad Poly : 21 sys

Circle definition t uu D uu 2 el uu 1 el - 21 mat :

radius 0.125 :

t0 0 : t1 2 π * : n 90 : 31 line

IC 0 radius 21 mat :

XY poly : pts XY . 30 black plot : Text 0.75 1 start 12 blue 1 0.75 end 12 red 25 mat : 31 sys

s IC t0 t1 n t uu D rkfixed : vx s 2 col : vy s 3 col : 12 mat SOL vx vy augment : 31 sys

circular earth-ground-field

XY SOL pts Text 4 1 sys

XY SOL pts Text 41 sys

XY 0.707 0.707 01 0.707 - 0.707 1 - 0 0.707 - 0.707 - 01 - 0.707 0.707 - 10 0.707 0.707 92 mat