x²-y²=1

sinh α

cosh α

tanh α

eq1: x^(2) - y^(2) = 1
O = Intersect(xAxis, yAxis)
P = Point(eq1)
P_x: (x(P), 0)
i = Ray(O, P_x)
P_y: (0, y(P))
f = Ray(O, P)
g = Segment(P, P_x)
B: (4, 0)
α = Angle(B, O, P)
h = Segment(P, P_y)
u = If(90° < α < 270°, -1, 1)
A: (u, 0)
M: (x(A), (u * tan(α)))
j = Segment(M, A)
k = Segment(O, P)
tekst1: "\fbox{sinh\left(    " + (LaTeX[α]) + "\right)≈" + (LaTeX[(sin(α) * k)]) + "\\
cosh\left(   " + (LaTeX[α]) + "  \right)≈ " + (LaTeX[(cos(α) * k)]) + "\\
tanh\left(   " + (LaTeX[α]) + "   \right)≈ " + (LaTeX[tan(α)]) + " }"