"Field" means 3d array of numbers. Spacetime means 4d array of numbers. You are ... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		pigpang on March 12, 2024 \| parent \| context \| favorite \| on: Webb and Hubble confirm Universe's expansion rate "Field" means 3d array of numbers. Spacetime means 4d array of numbers. You are talking about mathematical model of Universe, while I'm talking about physics. Mountain is not just an excitement in a height field. If photon is not waving something, then it's not a wave. Physicists prove that photon is a wave.

michaelsbradley on March 12, 2024 [–]

> If photon is not waving something, then it's not a wave.

No, you’ve simply hit the limits of needing/wanting to understand something in terms of something else similar or more familiar.

Makes the same point on a related matter: https://youtu.be/Q1lL-hXO27Q

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact