Talk:World line
Latest comment: 8 months ago by Dharam Vir Ahluwalia in topic World line
World line change
"Einstein's equation (for time dilation) does show that an object going faster than light goes backward in time, the same concept can be described using world lines." Is there a reference for this assertion? Dharam Vir Ahluwalia (talk) 05:26, 5 September 2023 (UTC)