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 |
|---|---|---|---|
| 1669 | 2019-11-08 19:19:13 | 67.34 | 96% |
| 1069 | 2019-09-10 04:18:33 | 72.31 | 97% |