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

What exactly is the 4th spacial dimension? Since we only experience space in three dimensions, how can we assign meaning to a fourth dimension in space?



The classic Flatland also helps. http://www.geom.uiuc.edu/~banchoff/Flatland/





Consider applying for YC's Summer 2026 batch! Applications are open till May 4

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

Search: