P(0,1)

R(1,0)

(0,0)

x'

t'

x

t

t=x

P:(x',t') = (0,1)

R:(x',t')=(1,0)

\textrm{Weltlinie Licht}

\textrm{Weltlinie Mond}

\textrm{Weltlinie Raumschiff B}

Q

t'=x'

\textrm{Weltlinie} \
\textrm{Raumschiff A}

β = 0.6 (slider from -0.99 to 0.99, step 0.01)
γ: 1 / sqrt(1 - β^(2))
P: ((β * γ), γ)
R: (γ, (β * γ))
O = Intersect(xAxis, yAxis)
n: 10
f: x = y
δ: atan(y(R) / x(R))
g(x) = (tan(δ) * x)
h(x) = x / tan(δ)
C = Point(g)
D = Point(h)
L_1 = Sequence(y = (x - (k * x(R))) / tan(δ) + (k * y(R)), k, (-n), n)
L_3 = Sequence(y = (tan(δ) * (x - (k * x(P)))) + (k * y(P)), k, (-n), n)
i = Ray(R, O)
j = Ray(P, O)
u = Vector(R, C)
v = Vector(P, D)
A: (1, 0)
B: (0, 1)
k: x = 1
E: (β, 1)
F: (1, 1)
Q = Intersect(h, k)
l = Line(O, P)
m = Line(R, l)
G: P + (-0.5, 0)