18-36 Programming
Umin/Umax
Polar
Sets the minimum and maximum independent values. 
Appears as the URNG field in the Plot Setup input form.
From the Plot Setup input form, enter values for URNG.
or
In a program, type
 Umin
 Umax
where 
Ustep
Polar
Sets the step size for an independent variable. 
From the Plot Setup input form, enter values for USTEP.
or
In a program, type
n 
 Ustep
where 
Tmin / Tmax
Parametric
Sets the minimum and maximum independent variable 
values. Appears as the TRNG field in the Plot Setup input 
form.
From Plot Setup, enter values for TRNG.
or
In a program, type
 
 Tmin
 
 Tmax
where 
Tracing
All Aplets
Turns the tracing mode on or off in Plot view. 
In a program, type
1 
 Tracing—to turn Tracing mode on (default).
0 
 Tracing—to turn Tracing mode off.
n
1
n
2
n
2
n
1
>
n 0>
n
1
n
2
n
2
n
1
>
HP 39gs English.book  Page 36  Wednesday, December 7, 2005  11:24 PM