Casio FX-7400GII, User Manual

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8-16
PlotPhase (Not included on the fx-7400G
II
)
Function: Graphs a phase plot based on numeric sequences that correspond to the
x
-axis
and
y
-axis.
Syntax: PlotPhase <
x
-axis numeric sequence name>, <
y
-axis numeric sequence name>
Description:
• Only the following commands can be input for each argument to specify the recursion table.
a
n
,
b
n
,
c
n
,
a
n +1
,
b
n +1
,
c
n +1
,
a
n +2
,
b
n +2
,
c
n +2
,
3 a
n
,
3 b
n
,
3 c
n
,
3 a
n +1
,
3 b
n +1
,
3 c
n +1
,
3 a
n +2
,
3 b
n +2
,
3 c
n +2
• A memory ERROR occurs if you specify a numeric sequence name that does not have
values stored in the recursion table.
Example: PlotPhase
3 b
n +1
,
3 a
n +1
Graphs a phase plot using 3
b
n +1
for the
x
-axis and 3
a
n +1
for the
y
-axis.
I
Input/Output Commands (I/O)
Getkey
Function: This command returns the code that corresponds to the last key pressed.
Syntax: Getkey
=
Description:
• This command returns the code that corresponds to the last key pressed.
• A value of zero is returned if no key was pressed previous to executing this command.
• This command can be used inside of a loop.
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62
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66
51
52
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56
41
42
43
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45
46
31
32
33
35 25
36 26
77
78
79
67
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69
57
58
59
47
27
48
28
49
37
38
39
29