Casio CLASSWIZ CG Software User's Manual page 109

u
n+2
u , v
n n
u ,v
n n+1
u , v
n+1 n
u ,v
n+1 n+1
Using the Setup Menu
To display the Setup menu
1. On the Sequence tab, use u to highlight the first line.
• Pressing U always highlights the first line.
2. Press O.
To choose the formula type and first term type
To select this:
General term ( u )
n
Two-term recursion formula (u
Three-term recursion formula (u
Two general terms u and v
n
General term u and two-term recursion formula v
n
Two-term recursion formula u
Two two-term recursion formulas u
*
First term type u
0
*
First term type u
1
* The first term type must be specified when the formula type is [u
To specify the numeric table domain
1. From the Setup menu (page
2. Highlight [Start], input a starting value (0 or some positive integer) and then press E.
3. Highlight [End], input the ending value
press E.
4. To close the menu, press b.
* Do not specify an ending value that exceeds the starting value plus 998. The ending value must be equal to
6
or less than 1 × 10 .
To specify the starting coordinates for drawing a web graph (Formula type: u
Before drawing a web graph on the Table tab, specify the starting coordinates ( x -coordinates) for drawing in
advance. To specify the starting coordinates, select [Set Web Graph Start] from the
For information about web graph drawing, see
of a Numeric Sequence" (page
Inputting and Editing Recursion Formulas
To input or edit a recursion formula
• On the Sequence tab, highlight the line where you want to input something and then start inputting. To edit
part of something you have already entered, press O, r, or l.
• Use C > [Recursion] to input n , u
Three-term recursion formula (Up to three of u
Two general terms u
General term u and two-term recursion formula v
n
Two-term recursion formula u
Two two-term recursion formulas u
)
n + 1
)
n + 2
n
n + 1
and general term v
n + 1
and v
n + 1 n + 1
109), select [Set Table Domain].
*
(a positive integer that is greater than the starting value) and then
"Using Web Graph to Check the Convergence or Divergence
112).
, u (and v , v
n n + 1 n
and v
n n
and general term v
n + 1
and v
n + 1
Select this from the Setup menu:
[Type] > [ u
[Type] > [u
[Type] > [u
[Type] > [ u
[Type] > [ u
[Type] > [u
n
[Type] > [u
[First Term] > [ u
[First Term] > [ u
], [u ], [ u
n+1 n+2
, w , w ).
n + 1 n n + 1
109
, v , w )
n + 2 n + 2 n + 2
n + 1
n
n + 1
]
n
]
n+1
]
n+2
, v ]
n n
,v ]
n n+1
, v ]
n+1 n
,v ]
n+1 n+1
]
0
]
1
,v ], [u , v ] or [u
n n+1 n+1 n n+1
)
n+1
Setup menu (page
,v ].
n+1
109).