Function - Sharp EL-5160S Operation Manual

Note: Parameters are entered in the following way:
WriteView editor:
d

(function)

–
dx
Line editor:
d dx
/
∑ Function
∑
The function returns the cumulative sum of a given
expression from an initial value to an end value in
NORMAL mode.
Performing
1. Press @ I .
2. Specify the following parameters: initial value, end
value, function with variable
You do not need to specify the increment. If the
increment is not specifi ed, the default value of
will be used.
3. Press = .
5
+
∑
x
( 2)
x
= 1
n =
1
n =
2
o
Note: Parameters are entered in the following way:
WriteView editor:
end value
Σ
( function[, increment])
x = initial value
Line editor:
Σ
(function, initial value, end value[, increment])
E-23
|
=
x
(function, value of
∑
calculations
j @ I 1 r 5 r
; X + 2
=
l l H 2 =
j @ I ; X + 2
H 1 H 5 ) =
l l H 2 =
x
value of [, minute interval]
x
[, minute interval])
x
, and increment (
n
).
n
= 1
25 .
15 .
25 .
15 .