Ha Feb 07

f(x)=  x   ln(x)

f(x) = x log(x)
B = Point(f)
a = Tangent(B, f)
E = Intersect(a, yAxis)
g(x) = (y(B) - y(E)) / x(B) x + y(E)
O = (0, 0)
A: (x(B), 0)
C: (0, y(B))
D = Mirror(C, xAxis)
d(x) = y(B) / x(B) x
io = Integral(d, f, 0, x(B))
P: (x(B), io)
iu = Integral(f, g, 0, x(B))
F: (x(B), y(E))
R, f_1, e, a_1 = Polygon(E, A, F)
M = Midpoint(A, F)
S, e_1, g_1, f_2 = Polygon(M, F, E)
b = Segment(B, A)