Deletion of Square root of 5

Comment: per . Unfortunately  has to make generalizations about millions of articles. No one is going to write a book about the square root of 5, but the subject is so clearly notable, useful, and encyclopedic that I'm highly inclined to make use of  here
Stance: keep
Cited policy: Wikipedia:What "Ignore all rules" means (WP:SENSE||WP:NOTE||WP:IGNORE)

Comment: The article has references.  It is a good read for anyone interested in the golden ratio since its irrationality lies on the square root of five.  I feel that deleting it per lack of notability would be stretching .  Furthermore, there is a planet math http://planetmath.org/?op=getobj&from=objects&id=9855 page on this topic
Stance: keep
Cited policy: Wikipedia:Notability (WP:NOTE)