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Θ Press @EDIT!L @LABEL @MENU to see the graph with labels and ranges.
Θ Press LL@)PICT@CANCL to return to the PLOT WINDOW environment.
Θ Press $ , or L@@@OK@@@, to return to normal calculator display.
Try also a Ps-Contour plot for the surface z = f(x,y) = sin x cos y.
Θ Press „ô, simultaneously if in RPN mode, to access the PLOT SETUP
window.
Θ Press ˜ and type ‘SIN(X)*COS(Y)’ @@@OK@@@.
Θ Press @ERASE @DRAW to draw the slope field plot. Press @EDIT L@)LABEL @MENU to
see the plot unencumbered by the menu and with identifying labels.
Θ Press LL@)PICT to leave the EDIT environment.
Θ Press @CANCL to return to the PLOT WINDOW environment. Then, press
$ , or L@@@OK@@@, to return to normal calculator display.
Y-Slice plots
Y-Slice plots are animated plots of z-vs.-y for different values of x from the
function z = f(x,y). For example, to produce a Y-Slice plot for the surface z =
x
3
-xy
3
, use the following:
Θ Press „ô, simultaneously if in RPN mode, to access to the PLOT
SETUP window.
Θ Change
TYPE to Y-Slice.
Θ Press ˜ and type ‘X^3+X*Y^3’ @@@OK@@@.