ZR = 100
ZL = {0.0, 100.0}
ZC = {-0.0, -100.0}
I1 = 2
I2 = {-1.36602540378444, -0.366025403784439}
I3 = {-1.73205080756888, -1.0}
IN = {-1.09807621135332, -1.36602540378444}
