\vec n

\vec x_0

\vec x

\vec x_0 - \vec x

A = (1.3736604065059936, 1.8629576985317664)
B = (1.5572403515534867, 2.8175734127787306)
n = Vector(A, B)
g = OrthogonalLine(A, n)
C = Intersect(xAxis, yAxis)
v_0 = Vector(C, A)
m: v_0 n
E = Point(g)
v = Vector(C, E)
u = Vector(E, A)