A

I

V

Roue arrière du vélo
    vue à l'opposé

Vue du mouvement global du vélo

CQFD - 1ère Spé Math

α = 62 (slider from -360 to 360, step 1)
A: (((30 * α) * π / 180), 30)
c = Circle(A, 30)
w: (-30, 0)
I: A + w
a = Segment(I, A)
V = Rotate(I, ((-α))°, A)
β = Angle(I, A, V)
γ = Angle(V, A, I)
b = Segment(A, V)
V' = Rotate(V, 30°, A)
V'' = Rotate(V', 30°, A)
V''' = Rotate(V'', 30°, A)
B = Rotate(V''', 30°, A)
B' = Rotate(B, 30°, A)
V'_1 = Mirror(V, A)
V''_1 = Mirror(V', A)
V'''_1 = Mirror(V'', A)
C = Mirror(V''', A)
B'_1 = Mirror(B, A)
B'' = Mirror(B', A)
d = Segment(A, V'_1)
e = Segment(V', V''_1)
f = Segment(V'', V'''_1)
g = Segment(V''', C)
h = Segment(B, B'_1)
i = Segment(B', B'')
v: (120, 2)
A' = Translate(A, v)
k = Circle(A', 32)
u: (32, 0)
D: A' + u
angdeuxroue: (-30 * α / 32)
D' = Rotate(D, angdeuxroue°, A')
D'' = Rotate(D', 30°, A')
D''' = Rotate(D'', 30°, A')
E = Rotate(D''', 30°, A')
E' = Rotate(E, 30°, A')
E'' = Rotate(E', 30°, A')
D''_1 = Mirror(D', A')
D'''_1 = Mirror(D'', A')
F = Mirror(D''', A')
E'_1 = Mirror(E, A')
E''_1 = Mirror(E', A')
E''' = Mirror(E'', A')
j = Segment(E''', E'')
l = Segment(D', D''_1)
m = Segment(D'', D'''_1)
n = Segment(D''', F)
p = Segment(E, E'_1)
q = Segment(E', E''_1)
O: (0, 0)
r = Circle(O, 30)
G = (30, 0)
im1: (-42 + ((30 * α) * π / 180), -4)
im2: (155 + ((30 * α) * π / 180), -2)
G' = Rotate(G, α°, O)
δ = Angle(G, O, G')
s = Segment(O, G)
ε = Angle(G', O, G)
G'' = Mirror(G', O)
t = Segment(O, G')
a_1 = Segment(O, G'')
O' = Rotate(O, 30°, O)
G''' = Rotate(G'', 30°, O)
b_1 = Segment(O', G''')
O'' = Rotate(O', 30°, O)
H = Rotate(G''', 30°, O)
c_1 = Segment(O'', H)
O''' = Rotate(O'', 30°, O)
H' = Rotate(H, 30°, O)
d_1 = Segment(O''', H')
J = Rotate(O''', 30°, O)
H'' = Rotate(H', 30°, O)
e_1 = Segment(J, H'')
J' = Rotate(J, 30°, O)
H''' = Rotate(H'', 30°, O)
f_1 = Segment(J', H''')
O'_1 = Rotate(O, (-(30°)), O)
G'''_1 = Rotate(G'', (-(30°)), O)
g_1 = Segment(O'_1, G'''_1)
K = Rotate(O'_1, (-(30°)), O)
L = Rotate(G'''_1, (-(30°)), O)
h_1 = Segment(K, L)
K' = Rotate(K, (-(30°)), O)
L' = Rotate(L, (-(30°)), O)
i_1 = Segment(K', L')
K'' = Rotate(K', (-(30°)), O)
L'' = Rotate(L', (-(30°)), O)
j_1 = Segment(K'', L'')
K''' = Rotate(K'', (-(30°)), O)
L''' = Rotate(L'', (-(30°)), O)
k_1 = Segment(K''', L''')
o(y) = y ≤ 0
l_1(y) = y > 0