def f(x,y):
if gcd(x,y)==1:
return 1
else:
return 0;
def graf(b,a):
M=matrix(a+1,a+1,lambda x, y: f(x,y))
import numpy
A=numpy.array(M)
G=Graph(A)
for i in range(0,b):
G.delete_vertex(i)
return G.show()
|
|
graf(1,20)
|
|
|
|