For instance, among the functions which are continuous and nonnegative in 0 < x < 1, and which have the value 1 at x = 1, there is none whose graph bounds the least area between the x-axis and the lines x = 0 and x = 1.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 325 | 2019-01-31 06:04:00 | 83.61 | 96% |
| 84 | 2019-01-23 13:03:22 | 75.98 | 94% |