Application Guide

144 Alphabetical Listing
R►Pθ()
Catalog >
R►Pr()
Catalog >
R►Pr (xExpr, yExpr) ⇒ expression
R►Pr (xList, yList) ⇒ list
R►Pr (xMatrix, yMatrix) ⇒ matrix
Returns the equivalent r-coordinate of the
(x,y) pair arguments.
Note: You can insert this function from the
computer keyboard by typing R@>Pr(...).
In Radian angle mode:
►Rad
Catalog >
Expr1►Rad ⇒ expression
Converts the argument to radian angle
measure.
Note: You can insert this operator from the
computer keyboard by typing @>Rad.
In Degree angle mode:
In Gradian angle mode:
rand()
Catalog >
rand() ⇒ expression
rand(#Trials) ⇒ list
rand() returns a random value between 0
and 1.
rand(#Trials) returns a list containing
#Trials random values between 0 and 1.
Set the random-number seed.