NancyPi@NancyPIHa super cryptic, sorry! Don't worry it's not standard. Just an obscure reference to my advice in implicit differentiation vid. Too nerdy? https://twitter.com/JoeyGatto/status/918564646516330498…This Tweet is unavailable.6:21 PM · Oct 13, 2017·Twitter Web Client4 Retweets15 Likes
