g2.y
g25.x
g2.y
g24.x
g1.y
g23.x
g2.y
g22.x
g1.y
g21.x
g2.y
g20.x
g1.y
g19.x
g2.y
g18.x
g1.y
g71.x
g2.y
g16.x
g1.y
g15.x
g2.y
g14.x
g1.y
g13.x
g2.y
g12.x
g1.y
g11.x
g2.y
g10.x
g1.y
g9.x
g2.y
g8x
g1.y
g7.x
g2.y
g6.x
g1.y
g5.x
g2.y
g4.x
g1.y
g3.x
g2.y
g2.x
g1.y
g1.x
Descartes