$f$

$A$

Tangente

$f'$

$\footnotesize 1$

{\tiny \text{Der Punkt auf dem Graphen ist beweglich.}}

f(x) = sin(x)
A = Point(f)
t = Tangent(A, f)
f'(x) = f'(x)
Δx = Segment(A, (x(A) + 1, y(A)))
Δy = Segment((x(A) + 1, y(A) + f'(x(A))), (x(A) + 1, y(A)))
f'_{val} = Segment((x(A), 0), (x(A), f'(x(A))))
α = Angle(A, (x(A) + 1, y(A)), (x(A) + 1, y(A) + f'(x(A))))
Text3: "f(x)=" + (LaTeX[f]) + ""
Text4: "f'(x)=" + (LaTeX[f']) + ""
Text1: "$\darkgreen{f'(" + (LaTeX[x(A)]) + ")}=\orange{" + (LaTeX[f'(x(A))]) + "}$"