Pre-defined Functions and Operations

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 x

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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