Eratosthenia 

A person obsessed with prime numbers.

Derived from the famed Mathematician Eratosthenes and his prime number sieve.

"He always sets the thermostat to 23, why?"
"Must be his Eratosthenia."

Eratosthenia by John Anec5ks June 14, 2018

eratosthenes 

A really old Greek guy who invented a heap of things. Nowadays he is just one of those cement/marble head statues.

Eratosthenes wrote music, poetry, mathematical formulas and a heap of other smart things.

eratosthenes by Paixx May 13, 2015

The Seethe of Eratosthenes 

The act of getting angry at mathematics related to prime numbers.

Person 1: "John was getting very frustrated the other day because he couldn't find an efficiently computable formula for primes."
Person 2: "Ah, that's the Seethe of Eratosthenes."

The Seethe of Eratosthenes by your real nаme January 29, 2022