(Input/Output: LineI/LineO)
– [Func Analysis] > [Integration(∫)]
(ln) (,)1 (,) (e)
Summation(Σ)
With Σ(, you can obtain the sum of an input f(x) expression for a specific
range.
Note
• This function can be used with any of the following calculator apps: Calculate,
Statistics, Distribution, Spreadsheet, Table, Equation (except for Solver), Inequality,
Matrix, Vector, Ratio.
Input Syntax
The input syntax depends on the Input/Output setting on the SETTINGS
menu, as shown in the table below.
Input/Output setting Input Syntax
MathI/MathO or MathI/DecimalO
LineI/LineO or LineI/DecimalO
* a and b are integers that can be specified within the range of -1 × 10
10
<
a ≤ b < 1 × 10
10
.
Σ Calculation Example
(x + 1) = 20
(Input/Output: MathI/MathO)
– [Func Analysis] > [Summation(Σ)]
1 1 5
(Input/Output: LineI/LineO)
49
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