Erin's equation
Revision as of 09:22, 20 October 2015 by Giantsquid (talk | contribs) (Created page with "'''Erin's equation''' is a mathematical function which computes the number that is the same order of magnitude as a given number, but with only one significant digit. ==Pytho...")
Erin's equation is a mathematical function which computes the number that is the same order of magnitude as a given number, but with only one significant digit.
Python sourcecode
def erin(x):
from math import *
t = pow(10, floor(log10(x)))
return t * floor(x/t)
Example
erin(9876.54321) = 9000.0
