19990401
5-2-7
Controlling What Appears on a Graph Screen
k
k
k
k
k
Zoom
Description
This function lets you enlarge and reduce the graph on the screen.
Set Up
1. Draw the graph.
Execution
2. Specify the zoom type.
2
(ZOOM)
b
(Box) ... Box zoom
Draw a box around a display area, and that area is enlarged to
fill the entire screen.
c
(Factor)
d
(In)/
e
(Out) ... Factor zoom
The graph is enlarged or reduced in accordance with the factor
you specify, centered on the current pointer location.
f
(Auto) ...Auto zoom
V-Window
y
-axis settings are automatically adjusted so the
graph fills the screen along the
y
-axis.
g
(Orig) ...Original size
Returns the graph to its original size following a zoom opera-
tion.
h
(Square) ... Graph correction
V-Window
x
-axis values are corrected so they are identical to
the
y
-axis values.
i
(Rnd) ... Coordinate rounding
Rounds the coordinate values at the current pointer location.
j
(Intg) ... Integer
Each dot is given a width of 1, which makes coordinate values
integers.
v
(Pre) ...Previous
V-Window parameters are returned to what they were prior to
the last zoom operation.
l
(QUICK) ... Quick zoom
Redraws the graph in accordance with the settings stored in a
selected V-Window memory.
Box zoom range specification
3. Use the cursor keys to move the pointer ( ) in the center of the screen to the location
where you want one corner of the box to be, and then press
w
.
4. Use the cursor keys to move the pointer. This causes a box to appear on the screen.
Move the cursor until the area you want to enlarge is enclosed in the box, and then
press
w
to enlarge it.
Summary of Contents for ALGEBRA FX 2.0
Page 1: ... ALGEBRA FX 2 0 User s Guide ...
Page 19: ...19990401 ALGEBRA FX 2 0 ...
Page 26: ...19990401 1 1 Keys 1 1 1 Keys REPLAY COPY PASTE CAT CAL H COPY PRGM List Mat i ...
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