Truth plots, The default truth plot screens, The truth plot form – HP 48g Graphing Calculator User Manual
Page 314: The truth plot options form, Truth plots -14
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Truth Plots
Truth plots evaluate expressions that return true (any nonzero real
number) or false (0) results. At the coordinates for each pixel, the
pixel is turned
on
if the expression is true—it’s
unchanged
if the
expression is false.
The Default TRUTH Plot Screens
TYPE:
EO:
INOEP: X H-VIEW:-6.5 6,5
M-VIE№-3.1 3.2
ENTER FUHCTIDN(?>_TD PLET__________
PLOT OPTIONS
INBEP:
M
LO-
Df It
HR
Df It
DEPND:Y
l.D:Dflt HRDflt
STEP:
Dflt
_PIKELS ¿RUES
H-TICK: 10 M-TICK: 10 ¡¿PIHELS
ENTER INDEPENDENT VRR NRME________
jjdtaiaBBiiaiiiiMgMHViibiBBnsBi
23
The Truth PLOT Form
E Q =
O P T S
E R A S E
D R A W
Shows the current angle mode. Change it by pressing
(+/-) one or more times or by using C H 0 0 S.
Enter the truth-valued expression, inequality, or
program to be plotted.
Enter the name of the independent variable. It will be
plotted on the horizontal axis.
Enter the horizontal display range in the two fields,
low endpoint in the left and high endpoint in the
right.
Enter the vertical display range in the two fields, low?
endpoint in the left and high endpoint in the right.
Opens the PLOT OPTIONS form.
Erases the
PICT
screen (without displaying it).
Stores all of the values in their appropriate places in
the reserved variables,
EQ
and
PPAR,
and draws
the plot accordingly, leaving you in the PICTURE
environment when finished.
The Truth PLOT OPTIONS Form
INDEPs
Enter the name of the independent variable.
LU5
Enter the smallest value of the independent variable
that you want
plotted.
Plotting range for Parametric
23-14 Plot Types