a = 1.18 (slider from 1 to 2, step 0.01)
Chasseur = Sequence((0.0, i), i, 1.0, 10.0)
Canards = Sequence((7.0, i), i, 1.0, 10.0)
b = Sequence(floor(random() * 10.0) + a / a + i - i, i, 1.0, 10.0)
C = Sequence(Element[Canards, Element[b, i]], i, 1.0, 10.0)
Tir = Sequence(Segment[Element[Chasseur, i], Element[C, i]], i, 1.0, 10.0)