Ptolemy may have developed an erroneous picture of the planetary system, but the system of trigonometry he worked out to help him with his calculations remains correct forever.
Game | Time | WPM | Accuracy |
---|---|---|---|
1714 | 2019-10-21 15:16:37 | 76.23 | 97% |
696 | 2019-10-09 18:57:58 | 74.94 | 99% |