I think I figured out what the authors were claiming/drawing, and an actual definition: https://news.ycombinator.com/item?id=17106193 https://news.ycombinator.c

I think I figured out what the authors were claiming/drawing, and an actual definition: https://news.ycombinator.com/item?id=17106193 https://news.ycombinator.com/item?id=17106193