linfo2335-programming-parad.../project-3/regex/code/code1636.py

8 lines
171 B
Python

def approx_pi(i):
if i == 0:
return 4
pi = 0
for j in range(i+1) :
pi += (((-1)**j) / ((2*j)+1))
return(4*pi)
print((4*pi))