[FIDOCAD]
FJC B 0.5
LI 30 40 30 115 0
FCJ 1 0 3 2 0 0
LI 20 75 145 75 0
FCJ 2 0 3 2 0 0
TY 145 74 4 3 0 0 0 * x
LI 45 56 45 75 0
FCJ 0 0 3 2 1 0
LI 75 75 75 94 0
FCJ 0 0 3 2 1 0
TY 26 76 4 3 0 0 0 * 0
TY 41 76 4 3 0 0 0 * π/2
TY 61 68 4 3 0 0 0 * π
TY 69 68 4 3 0 0 0 * 3π/2
TY 87 68 4 3 0 0 0 * 2π
LI 45 56 30 56 0
FCJ 0 0 3 2 1 0
LI 75 94 30 94 0
FCJ 0 0 3 2 1 0
TY 25 52 4 3 0 0 0 * 1
TY 23 91 4 3 0 0 0 * -1
BE 30 75 40 50 50 50 60 75 1
TY 24 34 4 3 0 0 1 * y=sin(x)
BE 90 75 80 100 70 100 60 75 1