D = 14, tau_e = 1.2; columns: true E|Z_K|, whole-law V_D, split over all edge atoms (exact shifts), chord split (edge jump law replaced by its two-point chord law; proof-shaped)
x=0.8499 y=1.19 w=0.055            true 0.79670  V_D 0.85232  split 0.85232  chord 0.85232
x=0.8499 y=0.99 w=0.055            true 0.79596  V_D 0.84793  split 0.84793  chord 0.84793
x=0.8499 y=0.84 w=0.055            true 0.79409  V_D 0.84409  split 0.84409  chord 0.84409
x=0.8499 y=1.54 w=0.10             true 0.77536  V_D 0.85447  split 0.79970  chord 0.79970
x=0.75 y=1.54 w=0.055              true 0.80814  V_D 0.85587  split 0.82294  chord 0.82294
x=0.70 y=1.19 w=0.055              true 0.78554  V_D 0.85218  split 0.85218  chord 0.85218
x=0.60 y=0.99 w=0.04               true 0.80615  V_D 0.84732  split 0.84732  chord 0.84732
x=0.50 y=1.54 w=0.04               true 0.79453  V_D 0.85111  split 0.82785  chord 0.82785
0.79 d1.414 + 0.21 G               true 0.78891  V_D 0.83369  split 0.79663  chord 0.79793
0.79 d1.54 + 0.21 d-0.84           true 0.74385  V_D 0.81038  split 0.74388  chord 0.74388
0.79 d1.30 + 0.11 d-1.54 + 0.10 d0.84 true 0.82230  V_D 0.84452  split 0.82231  chord 0.82248
delta_sqrt(2/3)                    true 0.81983  V_D 0.82494  split 0.82494  chord 0.82494
Gaussian                           true 0.79788  V_D 0.84083  split 0.84083  chord 0.84083
