User Manual

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
, Σ a
n
, Σ b
n
, Σ c
n
, Σ a
n
+1
, Σ b
n
+1
, Σ c
n
+1
, Σ a
n
+2
, Σ b
n
+2
, Σ 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 Σ
b
n
+1
, Σ a
n
+1
Graphs a phase plot using Σ
b
n
+1
for the x -axis and Σ a
n
+1
for the y -axis.
k 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.
71
72
73
74
75
76
61
62
63
64
65
66
51
52
53
54
55
56
41
42
43
44
45
46
31
32
33
35 25
36 26
77
78
79
67
68
69
57
58
59
47
27
48
28
49
37
38
39
29
• 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.