Author: IREM de Paris-Nord

A_0 = (3.061616997868383E-16, 5)
A_1 = (-4.330127018922193, 2.5000000000000018)
A_2 = (-4.3301270189221945, -2.4999999999999987)
A_3 = (-9.184850993605148E-16, -5)
A_4 = (4.330127018922192, -2.500000000000002)
A_5 = (4.330127018922193, 2.5)