To create numbers, coordinates, or equations (see section Direct Input) you may also use the following pre-defined functions and operations.
Note: The pre-defined functions need to be entered using parentheses. You must not put a space between the function name and the parentheses.
Operation / Function
Input
Addition
+
Subtraction
-
Multiplication
* or Space key
Scalar product
* or Space key
Division
/
Exponentiation
^ or 2
Factorial
!
Gamma function
gamma( )
Parentheses
( )
x-coordinate
x( )
y-coordinate
y( )
Absolute value
abs( )
Sign
sgn( )
Square root
sqrt( )
Cubic root
cbrt( )
Random number between 0 and 1
random( )
Exponential function
exp( ) or ℯx
Logarithm (natural, to base e)
ln( ) or log( )
Logarithm to base 2
ld( )
Logarithm to base 10
lg( )
Cosine
cos( )
Sine
sin( )
Tangent
tan( )
Arc cosine
acos( )
Arc sine
asin( )
Arc tangent
atan( )
Hyperbolic cosine
cosh( )
Hyperbolic sine
sinh( )
Hyperbolic tangent
tanh( )
Antihyperbolic cosine
acosh( )
Antihyperbolic sine
asinh( )
Antihyperbolic tangent
atanh( )
Greatest integer less than or equal
floor( )
Least integer greater than or equal
ceil( )
Round
round( )

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Page last modified on July 05, 2009, at 12:55 AM