| user | phkahler |
| created | Jan 15, 1970 |
| karma | 23196 |
| about | Solvespace Maintainer: https://solvespace.com/index.pl The shell theorem does not apply to galaxies. |
| user | phkahler |
| created | Jan 15, 1970 |
| karma | 23196 |
| about | Solvespace Maintainer: https://solvespace.com/index.pl The shell theorem does not apply to galaxies. |