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E-132
Functions Input Range
^(
x
y
)
x
> 0: –1×10
100
<
y
log
x
< 100
x
= 0:
y
> 0
x
< 0:
y
=
n
,
m
2
n
+1
(
m
,
n
are integers)
However: –1×10
100
<
y
log
|
x
|
< 100
x
'
y
y
> 0:
x
G
0, –1×10
100
< 1/
x
log
y
< 100
y
= 0:
x
> 0
y
< 0:
x
= 2
n
+1,
2
n
+1
m
(
m
G
0;
m
,
n
are integers)
However: –1×10
100
< 1/
x
log
|
y
|
< 100
a
b
/
c
To tal of integer, numerator, and denominator must be 10 digits or less (including
separtor symbols).
• ^(
x
y
),
x
'
y
,
3
'
,
x
!,
n
P
r
,
n
C
r
type functions require consecutive internal calculation, which can
result in accumulation of errors that occur within each individual calculation.
• Errors are cumulative and tend to be large in the vicinity of a function’s singular point and
infl ection point.
k
Error Messages
An error message will appear on the screen if you perform a
calculation that causes a calculator’s limit to be exceeded, or if you
try to perform some operation that is not allowed.
Sample Error Message
A
Recovering from an Error Message
You can recover from an error message by performing the key operations described below,
regardless of the error type.
• Press
J
,
d
or
e
to display the editing screen for the calculation expression you input
immediately before the error occurred, with the cursor positioned at the location that caused the
error. For more information, see “Finding the Location of an Error” on page 21.
• Pressing
o
clears the calculation expression you input before the error message appeared.
Note that in this case, the original calculation will not be retained in calculation history memory.
A
Error Message Reference
This section lists all of the error messages that the calculator displays, as well as their
causes and what you need to do to avoid them.