Largest 2^n less than x?
Other than iterating n and testing against x, is there a particular method in SAGE to find the largest 2^n less than a specified integer?
What about using logarithms and rounding from below using the
floor() function ?
Another possibility could be to look at the size of the binary representation of your integer
a by using
Asked: 2015-04-07 00:21:44 -0500
Seen: 54 times
Last updated: Apr 07 '15