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 |
---|---|---|---|
57881 | 2019-09-21 16:53:03 | 63.93 | 96% |
55358 | 2019-04-21 08:23:31 | 64.44 | 97% |