“1 + 2 + 3 + … = –1/12.”
— Keith Devlin, Sept. 2, 2014

Robin Williams at Bunker Hill Community College

Robin Williams and the Stages of Math
i)   shock & denial
ii)  anger
iii) bargaining
iv) depression
v)  acceptance
And then…
vi)  checking
vii) Joan Rivers:
Mathematics and Art: Totentanz from Seventh Seal