h(x, y) = 5 - abs(5 - x)
A = (5, 5, 0)
B: (x(A), y(A), h(x(A), y(A)))
a: h(x(A), y(A))
b: h(x(A), y(A))
g(x, y) = 5 - abs(5 - y)
f3(x, y) = If[((x - 5) * (y - 5)) ≤ 0, If[y - 5 > 0, 5 + ((x - 5)^(2) + (y - 5)^(2))^(1 / 2) / 2]]
f4(x, y) = If[((x - 5) * (y - 5)) ≥ 0, 5, If[y - 5 < 0, 5 - ((x - 5)^(2) + (y - 5)^(2))^(1 / 2) / 2, 5 + ((x - 5)^(2) + (y - 5)^(2))^(1 / 2) / 2]]
c = CurveCartesian(u + 5, 5, ((-u)) / 2 + 5, u, -5, 5)
d = CurveCartesian(u + 5, (-u) + 5, (((-u) * 2^(1 / 2))) / 2 + 5, u, -5, 5)
e = CurveCartesian(u + 5, u + 5, 5, u, -4.5, 4.7)
f2(x, y) = If[((x - 5) * (y - 5)) ≤ 0, If[y - 5 < 0, 5 - ((x - 5)^(2) + (y - 5)^(2))^(1 / 2) / 2]]
f1(x, y) = If[((x - 5) * (y - 5)) ≥ 0 ∧ x > 0 ∧ y > 0 ∧ x < 10 ∧ y < 10, 5]
f(x, y) = If[x > 0 ∧ y > 0 ∧ x < 10 ∧ y < 10, f4(x, y) - 0.03]
C = Point(xAxis)
D: (0, 5, 0)
E = PointIn(f)
F = PointIn(f2)
G = PointIn(f)
H = PointIn(f)
i = Segment(C, A)
I = PointIn(f)
J = PointIn(f)
j = Segment(D, A)
K = PointIn(f)
k = Segment(G, J)