2D 座標架
Author: 藍邦偉  老師

$ O $

u = Vector((x(Corner[1]), 0), (x(Corner[3]), 0))
v = Vector((0, y(Corner[1])), (0, y(Corner[3])))
O = (0, 0)
Q_2: 0.8 * Corner[1] + 0.2 * Corner[2]
Q_3: (x(Q_2), y(Corner[4]))
poly1, q_1, q_2, q_4, q_3 = Polygon(Corner[1], Q_2, Q_3, Corner[4])
p = 0.35 (slider from 0 to 1, step 0.01)
P = Poisson(p)
n = 30 (slider from 1 to 30, step 1)
b = BinomialDist(n, p)
N = 131 (slider from 1 to 500, step 1)
h = HyperGeometric(N, N * p, n)