To simplify entering calculations from the keyboard KCalc has single key accelerators for most functions. For example entering 7R or 7r will calculate the reciprocal of 7 (1/7).
| Key | Function | Notes |
|---|---|---|
| H | Hyp | Hyperbolic as in Hyp Sin , the sinh(x) |
| S | Sin | |
| C | Cos | |
| T | Tan | |
| N | Ln | log base e |
| L | Log | log base 10 |
| I | Inv | Inverse, e.g. if you want arcsin(x) type i s |
| \ | +/- | Change sign |
| [ | x^2 | |
| ^ | x^y | |
| ! | x! | Factorial |
| < | Lsh | Left shift. Note: Inv Lsh is Right shift |
| & | And | Logical AND |
| * | * | Multiply |
| / | / | Divide |
| D | Dat | Enter data item in statistical mode |
| O | Or | Logical OR. Note: Inv Or is XOR |
| R | 1/x | Reciprocal |
| = | = | |
| Enter | = | |
| Return | = | |
| Page Up | C | Clear |
| Esc | C | Clear |
| Prior | C | Clear |
| Page Down | AC | Clear all |
| Next | AC | Clear all |
| Del | AC | Clear all |
| F1 | ? | Help, brings up this manual |
| F2 | Configure | Bring up the configure dialog |
| F3 | Switch between Trigonometric and Statistical modes |