I updated my comment once I was home (and able to get the exact definition from the book): https://news.ycombinator.com/item?id=39333921 https://news.ycombinat

I updated my comment once I was home (and able to get the exact definition from the book): https://news.ycombinator.com/item?id=39333921 https://news.ycombinator.com/item?id=39333921