□
G
n = 2
n = 3
n = 4
n = 5
n = 6
n = 7
n = 8
n = 11
n = 15
M = 10
M = 50
M = 100
M = 200
M = 500
M = 1000
M = 2000
M = 5000
M = 10000
Δ = 0.01
Δ = 0.0001
Δ = 0.000001
Δ = 1.0e-8
[-2.000, 2.000] × [-2.000, 2.000]