Comic #4236: the-math-professor39s-lemma
Description
The comic features an instructor at a chalkboard, explaining mathematical concepts. The text on the chalkboard reads:
"NOW, WE CAN GO DIRECTLY FROM EQUATION 4 TO EQUATION 19, THANKS TO THE 'MATH PROFESSOR'S LEMMA,' DENOTED AS 'ℓ'"
Below this, an alternate statement appears on a separate chalkboard, which reads:
"I: fuck all y'all"
The character depicted is a woman with glasses and gray hair, wearing a pink top and using a piece of chalk to write on the green chalkboard.