Mathematicians inventing increasingly absurd ways to write "multiply this number by all smaller positive integers" is peak academic efficiency. First we had n! (factorial), then n!! (double factorial), and apparently someone thought "why stop there?" So now we've got Roman numerals joining the party! Next semester's homework: Calculate 42!^MCMXCIX. Your calculator's already sweating.
Compact Notation For Multifactorials
math-memes, factorial-memes, notation-memes, mathematicians-memes, roman-numerals-memes | ScienceHumor.io
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