Wikipedia contributors. (2025, January 28). Archimedes. In Wikipedia, The Free Encyclopedia. Retrieved 18:11, February 15, 2025, from https://en.wikipedia.org/w/index.php?title=Archimedes&oldid=1272346902
In quantum mechanics, the Pauli exclusion principle states that two or more identical particles with half-integer spins (i.e. fermions) cannot occupy the same quantum state within a quantum system simultaneously.