| 1. | Relativistic Starflight | | | The program xrel depicts, as realistically as possible, the appearance of stars as seen from a starship moving at speeds close to the speed of light. hexadecimal.uoregon.edu |
| 4. | The Cactus Code | | | A modular manageable high-performance 3D tool for Numerical Relativity. www.cactuscode.org |
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