"It was a typo. We put the decimal in the wrong spot in our proof of the existence of a bound for the number of limit cycles of planar polynomial vector fields of fixed degree. We wrote 5.7. It should be... 0.57."

- Number Five to Old Five, S02E09 "Order 743"

@Amateurrwave Thank you! I was struggling to find the episode in my impatience so I will use this inforamation.