Calculate the fixed point of cosine in Python
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import math | |
tolerance = 0.00000000000000000001 | |
def tolerance_equals(a, b): | |
return ((a - b) * (a - b)) < tolerance | |
def recursive_cosine_fixedpoint(a): | |
if tolerance_equals(a, math.cos(a)): | |
return a | |
return recursive_cosine_fixedpoint(math.cos(a)) | |
print("The fixed point of cosine is {}".format(recursive_cosine_fixedpoint(1))) | |
# The fixed point of cosine is 0.7390851331706995 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment