E = (5, 5)
hy: y(E)
hx: x(E)
W = (3, 4)
wy: y(W)
wx: x(W)
nn: wx^(4.0) - 4.0 * hx * wx^(3.0) + 6.0 * hx^(2.0) * wx^(2.0) - 4.0 * hx^(3.0) * wx + hx^(4.0)
kreis = Circle(W, 2.0)
P = Point(kreis)
py: y(P)
px: x(P)
k: (py - wy) / (px - wx)
w_T = Line(P, W)
b: (-8.0 * wx * wy + hx * (-4.0 * wy - 2.0 * k * wx) + 5.0 * k * wx^(2.0) + hy * (8.0 * wx + 4.0 * hx) - 3.0 * hx^(2.0) * k) / nn
c: -(hx * (6.0 * k * wx^(2.0) - 12.0 * wx * wy) - 6.0 * wx^(2.0) * wy + 3.0 * k * wx^(3.0) + hy * (6.0 * wx^(2.0) + 12.0 * hx * wx) - 9.0 * hx^(2.0) * k * wx) / nn
d: (hx * (6.0 * k * wx^(3.0) - 12.0 * wx^(2.0) * wy) - 3.0 * hx^(2.0) * k * wx^(2.0) + 12.0 * hx * hy * wx^(2.0) - 4.0 * hx^(3.0) * k * wx + hx^(4.0) * k) / nn
e: -(hx^(2.0) * (3.0 * k * wx^(3.0) - 6.0 * wx^(2.0) * wy) + hx^(3.0) * (4.0 * wx * wy - 4.0 * k * wx^(2.0)) + hx^(4.0) * (k * wx - wy) + hy * (4.0 * hx * wx^(3.0) - wx^(4.0))) / nn
a: -(-3.0 * wy + 2.0 * k * wx - 2.0 * hx * k + 3.0 * hy) / nn
f(x) = a * x^(4.0) + b * x^(3.0) + c * x^(2.0) + d * x + e
f'(x) = f'(x)
f''(x) = f''(x)
Text1: "f(x) = " + a + "x⁴ + " + b + "x³ + " + c + "x² + " + d + "x + " + e