HP 50G, User Manual

Page: 397 / 887

Page 12-14
Θ
Use
@CANCL
to cancel any changes to the PLOT SETUP window and return to
normal calculator display.
Θ
Press
@@@OK@@@
to save changes to the options in the PLOT SETUP window and
return to normal calculator display.
„ñ
, simultaneously if in RPN mode: Access to the PLOT window (in this
case it will be called PLOT –FUNCTION window).
Soft menu key options :
Θ
Use
@EDIT
to edit the highlighted equation.
Θ
Use
@@ADD@!
to add new equations to the plot.
Θ
Use
@@DEL@@
to remove the highlighted equation.
Θ
Use
@CHOOS
to add an equation that is already defined in your variables
menu, but not listed in the PLOT – FUNCTION window.
Θ
Use
@ERASE
to erase any graph currently existing in the graphics display
window.
Θ
Use
@DRAW
to produce the graph according to the current contents of PPAR
for the equations listed in the PLOT-FUNCTION window.
Θ
Press
L
to activate the second menu list.
Θ
Use and to move the selected equation one location up or
down, respectively.
Θ
Use
@CLEAR
if you want to clear all the equations currently active in the PLOT
– FUNCTION window. The calculator will verify whether or not you want
to clear all the functions before erasing all of them. Select YES, and press
@@@OK@@@
to proceed with clearing all functions. Select NO, and press
@@@OK@@@
to
de-activate the option CLEAR.
Θ
Press
@@@OK@@@
when done to return to normal calculator display.
„ò
, simultaneously if in RPN mode: Access to the PLOT WINDOW
screen.
Settings :
Θ
Enter lower and upper limits for horizontal view (H-View) and vertical view
(V-View) ranges in the plot window. Or,
Note :
@@ADD@!
or
@EDIT
will trigger the equation writer EQW that you can
use to write new equations or edit old equations.