The KCalc Handbook
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# 2.3. Single Key Accelerators

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

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Trigonometric Mode | Up | Comments on Specific Functions