How-To: Enter the expression for the sum of a sequence - OpenOffice.org Math
- To enter the expression for the "sum of a sequence" of terms, first click on the "math commands window" here.
- Next, once the cursor appears, type in the word "sum." This should display the "summation" symbol.
- Now, press space and type in the name of the sequence that you want to use.
- In this case, we shall use the variable "x" to represent the sequence, and "n" to represent a number from that sequence.
- Do this by typing in "x sub n" enclosed in "braces" or "curly brackets" like this. The word "sub" between the variables should display "n" as a subscript.
- Great! We have entered the expression for the "sum of a sequence." Congratulations!
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Enter the expression for the sum of a sequence
This screencast demonstrates how to enter the expression for the sum of a sequence. You learn:
- How to look for the Commands Window.
- How to enter the summation symbol.
- How to enter the expression for the sum of a sequence.
Advanced topics
For advanced functionality with similar results see:
- Enter the expression for the limit of a sequence (n towards infinity)
- Enter the expression for the limit of a sequence
- Enter the expression for the product of a sequence
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