| bio | website | |
|---|---|---|
| location | ||
| age | ||
| visits | member for | 1 year, 2 months |
| seen | Mar 14 at 1:53 | |
| stats | profile views | 22 |
|
Apr 1 |
accepted | Why is light described by a null geodesic? |
| bio | website | |
|---|---|---|
| location | ||
| age | ||
| visits | member for | 1 year, 2 months |
| seen | Mar 14 at 1:53 | |
| stats | profile views | 22 |
|
Apr 1 |
accepted | Why is light described by a null geodesic? |