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r
g
°,
,
: These functions specify the angle unit. ° specifies degrees,
g
and
grads. Input a function from the menu that appears when you perform
the following key operation:
,
: Exponential functions. Note that the input method is different
depending upon whether you are using Natural Display or Linear Display.
See
.
4
log : Logarithmic function. Use the
10 is the default setting if you do not input anything for
can be used for input, but only while Natural Display is selected. In this
case, you must input a value for the base. See
ln : Natural logarithm to base
2
3
x
x
x
,
,
,
,
that the input methods for
whether you are using Natural Display or Linear Display. See
Note: The following functions cannot be input in consecutive sequence:
x
x
x
3
−1
,
,
. If you input 2
2 2
input 2
, input 2
: Function for performing numerical integration using the Gauss-Kronrod
method. Natural Display input syntax is
f
(
(
syntax is
–5
10
when nothing is input for
Calculation Precautions" and "Tips for Successful Integration Calculations"
for more information. See
: Function for approximation of the derivative based on the central
difference method. Natural Display input syntax is
Linear Display input syntax is
which becomes 1 10
and Differential Calculation Precautions" for more information. See
: Function that, for a specified range of
f
a
f
a
=
(
) +
(
+1) +
while Linear Display input syntax is (
can be specified within the range of –1
.
10
Note: The following cannot be used in
Pol, Rec : Pol converts rectangular coordinates to polar coordinates, while
Rec converts polar coordinates to rectangular coordinates. See
x
y
r
Pol(
,
) = (
, θ)
Rectangular
Coordinates (Rec)
−1
x
,
,
: Powers, power roots, and reciprocals. Note
x
,
, press the
x
) ,
a
b
tol
,
,
).
8
–10
when nothing is input for
f
a
(
+2) + ...+
r
Rec(
, θ) = (
Polar
Coordinates (Pol)
(DRG ). See
key to input log
e
. See
.
6
,
, and
, for example, the final
key, and then press
b
f
a
tol
specifies tolerance, which becomes 1
tol
. Also see "Integration and Differential
.
d
f
x
a
(
(
) ,
dx
f
b
(
). Natural Display input syntax is
f
x
a
(
),
10
f
x
a
(
),
x
y
,
)
Specify the angle unit before
performing calculations.
The calculation result for
and for
respectively to variables X and Y.
Calculation result
in the range of −180°
180°.
E-14
.
3
b as log (
a
a
. The
.
5
are different depending upon
will be ignored. To
) , while Linear Display input
x
(
d
(
dx
tol
tol
,
).
specifies tolerance,
tol
. Also see "Integration
f
x
(
), determines sum
b
a
b
,
).
and
are integers that
a
b
10
b
, or
: Pol, Rec, ,
x
y
and
are each assigned
r
radians,
a
b
,
). Base
key also
.
7
x
2
.
, while
f
x
(
))
x
a
=
.
9
b
f
x
(
(
))
x = a
b
f
x
(
(
))
x = a
10
1
10
. See
d
dx
/
, .
.
11
r
and θ
is displayed
,
,
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