- #1
qraal
- 790
- 3
Hi All
I just don't get what "causality" means in relativity. Regular meaning: Cause before effect, sure, but what does it mean in relativity? Why should all observers have to agree about the order of events? Or have I missed something in the definition of relativity? Why does it matter?
I just don't get what "causality" means in relativity. Regular meaning: Cause before effect, sure, but what does it mean in relativity? Why should all observers have to agree about the order of events? Or have I missed something in the definition of relativity? Why does it matter?