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Enter starting value, ending value, equation, and variable to find the sum of a function using sigma notation calculator.
Summation calculator with Sigma Notation (Σ)
Summation calculator is an online tool that calculates the sum of a given series. It can find the simple sum of numbers as well as Sigma notation sum of any function. This sum calculator also shows the calculation with steps.
What is summation?
Summation is denoted by Greek letter Sigma notation Σ.
Summation notation formula
The equation to find the sum of series is given below.
i is starting value, and
n is the upper limit.
How to evaluate summation?
To calculate summation notation, follow the example given below.
Evaluate summation for the function (x + 2)2 with an upper limit of 10 and starting value of 4.
Step 1: First of all, let’s identify the values.
x = 4, n = 10
Step 2: Place the given function in the summation equation.
Step 3: Substitute the series values in above equation.
Step 4: Simplify the equation.