Formula

| RS | Cutler's RSI |
| SMA(U,n) | simple moving average of upward change,SMA of upward change |
| SMA(D,n) | simple moving average of downward change,SMA of downward change |

| RS | Cutler's RSI |
| SMA(U,n) | simple moving average of upward change,SMA of upward change |
| SMA(D,n) | simple moving average of downward change,SMA of downward change |
