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Equation Editor

Key Description
deleteDeletes the previously entered character.
XThe x variable of your equation.
arrow keysMove the cursor left or right.
clearClears the equation.
doneGoes back to the equations table view.
operators The following operators are available on the keyboard:

[+] add
[-] subtract
[*] multiply
[/] divide
[^] power of
[mod] modolo

The mod operator is available via the 2nd key.

The are also keys for parenthesis, which are required for function calls and they might be needed for correct oreder of operations. For example, the calculator will always evaluate the multiplication before the addition without parenthesis.
functions The following functions are available on the keyboard:

exp - Same as e^x
ln - natural log
sin - sine
cos - cosine
tan - tangent
asin - inverse sine
acos - inverse cosine
atan - inverse tangent
sinh - hyperbolic sine *
cosh - hyperbolic cosine *
tanh - hyperbolic tangent *
log - log base 2
log10 - log base 10 *
deg2rad - degree to radian
rad2deg - radian to degree *
abs - absolute value *
sqrt - square root *

* available via 2nd key
number pad and constants The keyboard has a number pad including a decimal point. And there are keys for the following constants:

e - Euler's number
pi - Ratio of a circle's circumference to its diameter
2ndThis key gives you access to some additional functions and the mod operator.


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