On: Scientists Say There May Be a Mirror Universe in W...

[politelemon]

Found the paper, I think: https://arxiv.org/abs/1803.08930

CPT = Charge, Parity, Time

Does anyone know why "CPT" is written using a different font?

[_kulang → politelemon]

Yea it’s a math font, “CPT” can be thought of as a mathematical expression of sorts. Other symmetries like CT, CP, don’t hold

[moodguy → politelemon]

C,P,T are also operators that act on states | ψ>.