File: calc_pi_4.pyx

package info (click to toggle)
cython 0.29.32-2
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 15,028 kB
  • sloc: python: 67,518; ansic: 14,866; cpp: 1,340; xml: 1,031; makefile: 393; lisp: 206; sh: 137; sed: 11
file content (16 lines) | stat: -rw-r--r-- 318 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
# cython: profile=True

# calc_pi.pyx

cimport cython

@cython.profile(False)
cdef inline double recip_square(int i):
    return 1. / (i * i)

def approx_pi(int n=10000000):
    cdef double val = 0.
    cdef int k
    for k in range(1, n + 1):
        val += recip_square(k)
    return (6 * val) ** .5