HN
Hacker News
Top
New
Best
Ask
Show
Jobs
Comment by aamargulies | Hacker News Reader
Full thread
aamargulies
·
sum of i: 0,n = n(n+1)/2 not n(n-1)/2
View on HN
sulami
·
Oh, good catch. Corrected.
Reply on news.ycombinator.com