A = (6.9, -6.34)
B = Point(Circle[A, 3])
f = segment(A, B)
poly1, g, h, i, j, C, D = Polygon(A, B, 4)
k = segment2(D, C)
A' = Mirror(A, k)
B' = Mirror(B, k)
l = segment2(A', B')
D' = Mirror(D, l)
C' = Mirror(C, l)
m = segment2(C', B')
A'' = Mirror(A', m)
D'_{1} = Mirror(D, m)
n = segment(A'', D'_{1})
k' = Mirror(k, n)
C'_{1} = Mirror(C, n)
D'_{2} = Mirror(D, n)
A''_{1} = Mirror(A', n)
B'' = Mirror(B', n)
A'_{1} = Mirror(A, n)
B'_{1} = Mirror(B, n)
E, F, G, H, I, J, K, L, M, N, O, c, p, q, r, s, t = Languette1(B, A)
P, Q, R, S, T, U, V, W, Z, A_1, B_1, d, a, b, e, f_1, g_1 = Languette1(A, D)
C_1, D_1, E_1, F_1, G_1, H_1, I_1, J_1, K_1, L_1, M_1, c_1, h_1, i_1, j_1, k_1, l_1 = Languette1(C, B)
N_1, O_1, P_1, Q_1, R_1, S_1, T_1, U_1, V_1, W_1, Z_1, d_1, m_1, n_1, p_1, q_1, r_1 = Languette1(B', C)
A_2, B_2, C_2, D_2, E_2, F_2, G_2, H_2, I_2, J_2, K_2, e_1, s_1, t_1, a_1, b_1, f_2 = Languette1(D, A')
L_2, M_2, N_2, O_2, P_2, Q_2, R_2, S_2, T_2, U_2, V_2, c_2, g_2, h_2, i_2, j_2, k_2 = Languette1(A', D')
W_2, Z_2, A_3, B_3, C_3, D_3, E_3, F_3, G_3, H_3, I_3, d_2, l_2, m_2, n_2, p_2, q_2 = Languette1(D', C')
r_2, s_2, t_2, a_2, b_2 = languette3(A'', B')
e_2, f_3, g_3, h_3, i_3 = languette3(D'_{1}, A'')
j_3, k_3, l_3, m_3, n_3, p_3 = languette2(C'_{1}, D'_{1})
J_3, K_3, L_3, M_3, N_3, O_3, P_3, Q_3, R_3, S_3, T_3, c_3, q_3, r_3, s_3, t_3, a_3 = Languette1(B'_{1}, C'_{1})
U_3, V_3, W_3, Z_3, A_4, B_4, C_4, D_4, E_4, F_4, G_4, d_3, b_3, e_3, f_4, g_4, h_4 = Languette1(D'_{2}, A'_{1})
i_4, j_4, k_4, l_4, m_4, n_4 = languette2(A'_{1}, B'_{1})
H_4 = Mirror(D'_{2}, A''_{1})
I_4 = Mirror(C'_{1}, B'')
p_4 = segment2(C'_{1}, I_4)
q_4 = segment2(C', I_4)
U_4, V_4, W_4, Z_4, A_5, B_5, C_5, D_5, E_5, F_5, G_5, d_4, e_4, f_5, g_5, h_5, i_5 = Languette1(I_4, H_4)
c_4, r_4, s_4, t_4, a_4, b_4, j_5, k_5, l_5, m_5, n_5, p_5 = languettes(H_4, D'_{2})
B''' = Mirror(B'', I_4)
J_4 = Mirror(B'_{1}, I_4)
B''_{1} = Mirror(B', C')
C'_{2} = Mirror(C, C')
K_4 = Mirror(D'_{2}, I_4)
q_5 = segment2(B''_{1}, B''')
r_5, s_5, t_5, a_5, b_5, c_5 = languette2(B''', I_4)
d_5, e_5, f_6, g_6, h_6, i_6 = languette2(C', B''_{1})
j_6, k_6, l_6, m_6, n_6, p_6 = languette2(B''_{1}, C'_{2})
A'_{2} = Mirror(A, C')
c_6, d_6, e_6, f_7, g_7 = languette3(K_4, A'_{2})
q_6, r_6, s_6, t_6, a_6 = languette3(C'_{2}, K_4)
b_6, h_7, i_7, j_7, k_7, l_7 = languette2(A'_{2}, J_4)
c_7, m_7, n_7, p_7, q_7, r_7, s_7, t_7, a_7, b_7, d_7, e_7 = languettes(J_4, B''')

Tool: segment-trait-plein (command segment)
segment[ <Point>, <Point> ]
Input: F, G
Output: g

g = Segment(F, G)

Tool: languette-ronde-1pour2 (command Languette1)
deux points
Input: A, B
Output: C, D, D', E, E', F, F', G, G', H, I, c, f, h, g, k, l

C = Midpoint(A, B)
D = Midpoint(A, C)
E = Midpoint(D, C)
F = Midpoint(D, E)
G = Midpoint(D, F)
D' = Mirror(D, C)
E' = Mirror(E, C)
F' = Mirror(F, C)
G' = Mirror(G, C)
c = Semicircle(D, D')
f = segment(G, G')
g = segment(G, A)
h = segment(G', B)
i = OrthogonalLine(G, g)
j = OrthogonalLine(G', h)
H = Intersect(c, i, 1)
I = Intersect(c, j, 1)
k = segment(H, G)
l = segment(I, G')

Tool: languette-trapeze-2pour1 (command languette2)
deux points [créés ou non]
Input: A, B
Output: i, j, k, l, m, n

poly1, f, g, h, C = Polygon(A, B, 3)
D = Midpoint(C, B)
E = Midpoint(B, D)
H = Midpoint(C, A)
I = Midpoint(H, A)
L = Midpoint(A, B)
M = Midpoint(L, B)
N = Midpoint(L, A)
l = segment(N, M)
m = segment(A, N)
n = segment(M, B)
i = segment(A, I)
j = segment(I, E)
k = segment(E, B)

Tool: languette-triangle-4pour3 (command languette3)
deux points [créés ou non]
Input: A, B
Output: h, j, l, i, k

B' = Rotate(B, 18°, A)
f = Ray(A, B')
A' = Rotate(A, -18°, B)
g = Ray(B, A')
C = Intersect(f, g)
D = Midpoint(A, B)
E = Midpoint(A, D)
F = Midpoint(D, B)
h = segment(A, C)
i = segment(C, B)
j = segment(B, F)
k = segment(F, E)
l = segment(E, A)

Tool: languette-triangle-arrondi-3pour4 (command languette)
deux points [créés ou non]
Input: A, B
Output: c_1, d, t, s, r, q, a, b, f_1

f, g, h, i, j = languette3(A, B)
C, D, E, F, G, H, I, J, K, L, M, c, k, l, m, n, p = Languette1(A, B)
N = Intersect(c, f, 1)
O = Intersect(c, i, 1)
P = Intersect(f, i)
Q = Intersect(f, n)
R = Intersect(i, p)
T = Intersect(n, m)
U = Intersect(p, l)
V = Intersect(c, m, 1)
Z = Midpoint(A, B)
d = CircleArc(Z, N, V)
q = segment(N, P)
r = segment(P, O)
s = segment(T, Q)
t = segment(U, R)
a = segment(A, J)
b = segment(K, B)
f_1 = segment(J, K)
c_1 = CircleArc(C, E, O)

Tool: languettes-ronde-trapeze (command languettes)
deux points (créés ou non]
Input: A, B
Output: c, f, g, h, i, j, k, l, m, n, p, q

C = Midpoint(A, B)
D, E, F, G, H, I, J, K, L, M, N, c, f, g, h, i, j = Languette1(A, C)
k, l, m, n, p, q = languette2(C, B)

Tool: ouverture-pour-languettes-1et3 (command ouverture)
ouverture[ <Point>, <Point> ]
Input: A, B
Output: f

C = Midpoint(A, B)
D = Midpoint(A, C)
E = Midpoint(C, B)
f = segment(D, E)

Tool: segment-pointillé (command segment2)
segment2[ <Point>, <Point> ]
Input: H, I
Output: h

h = segment(H, I)

Tool: languette-trapeze-colle (command languette5)
Input: J, K
Output: i, j, k, p

i, j, k, l, m, n = languette2(J, K)
p = segment(J, K)

Tool: languette-triangle-colle (command languette6)
Input: P, Q
Output: b, e, g_1

b, c, d, e, f_1 = languette3(P, Q)
g_1 = segment(P, Q)