median
don steward
mathematics teaching 10 ~ 16
Thursday, 8 September 2011
a factoring rule
This was one of Joseph Liouville's simpler theorems (1809 - 1882)
write out all the factors of a number
then write the numbers of factors for each of these factors
the sum of these squared = the sum of the cubes of these
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment