Ronald Connelly Blog
Saturday, August 29, 2015
Cotangent sum
Find the value of $ \displaystyle \sum_{k=1}^{n} \cot^2\bigg(\frac{\pi k}{2n+1} \bigg) $
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment