3 ms·
See also "Why roller coaster loops aren’t circular anymore" https://news.ycombinator.com/item?id=32005421 https://news.ycombinator.com/item?id=32005421
by pmahoney 4y ago
See also "Why roller coaster loops aren’t circular anymore"
https://news.ycombinator.com/item?id=32005421 https://news.ycombinator.com/item?id=32005421