| Line 16: |
Line 16: |
| | 1/b-a & for &a<x<b \\ | | 1/b-a & for &a<x<b \\ |
| | 0 &for &x>b | | 0 &for &x>b |
| | + | \end{cases}</math> |
| | + | |
| | + | <math>f(n) = |
| | + | \begin{cases} |
| | + | n/2, & \mbox{if }n\mbox{ is even} \\ |
| | + | 3n+1, & \mbox{if }n\mbox{ is odd} |
| | \end{cases}</math> | | \end{cases}</math> |
| | | | |