Texas Instruments TI-83 Manual Book page 122

Displaying the
Sequence Y=
Editor
Selecting Graph
Styles
Selecting and
Deselecting
Sequence
Functions
6-4 Sequence Graphing
After selecting
Seq
editor.
Y=
In this editor, you can display and enter sequences for
, and . Also, you can edit the value for
v( n ) w( n )
is the sequence window variable that defines the minimum
value to evaluate.
n
The sequence
Y=
its relevance to
u( n Min)
initial values for the sequence equations
w( n ) , respectively.
in the editor is the same as
n Min Y=
editor. If you enter a new value for
new value for
n Min
u( n Min)
Note: Use
sequence, which requires an initial value.
The icons to the left of
graph style of each sequence (Chapter 3). The default in
mode is í (dot), which shows discrete values. Dot,
Seq
ç (line), and è (thick) styles are available for sequence
graphing. Graph styles are ignored in
The TI-83 graphs only the selected sequence functions. In
the editor, a sequence function is selected when the
Y=
signs of both
u( n )=
To change the selection status of a sequence function,
move the cursor onto the
then press Í. The status is changed for both the
sequence function
mode, press o to display the sequence
editor displays the
, , and
v( n Min)
is updated in both editors.
v( n Min) w( n Min)
, , or
, , and
u( n ) v( n )
and are highlighted.
u( n Min)=
sign of the function name, and
=
and its initial value
u( n )
, which
n Min
value because of
n Min
, which are the
w( n Min)
, , and
u( n ) v( n )
in the window
n Min
in one editor, the
n Min
only with a recursive
represent the
w( n )
format.
Web
.
u( n Min)
,
u( n )
=