How-To: Enter a summation expression with a lower and upper limit - OpenOffice.org Math
- To enter a summation expression with an upper and lower limit, first click on the "math commands window" here.
- Now, once the cursor appears, type in the word "sum." This should dispay the summation symbol.
- Next, to place the lower limit, press space and then type in the word "from."
- Then, press space again and type in the lower limit. In this case, we are entering in "n=0"
- Afterwards, we shall place the upper limit. Press space and type in "to."
- Now, press space again and type in the upper limit. In this case we shall put in the infinity symbol by typing in "infinity."
- Good! Now press space and place the sequence or expression that you want to use for the summation.
- Type it in enclosed in "braces" or "curly brackets" like this. For this example we have entered "x sub n" to represent a sequence.
- Great! We have entered a summation expression with a lower and upper limit. Congratulations!
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Enter a summation expression with a lower and upper limit
This screencast demonstrates how to enter a summation expression with a lower and upper limit.
You learn:
- How to look for the Commands Window.
- How to enter the summation symbol.
- How to enter the "lower limit."
- How to enter the "upper limit."
Important Reminders
Please take note that the procedure of entering upper and lower limits in this screencast can also be applied to other operations besides summation. You can also use the same procedure when entering or writing upper and lower limits in products, coproducts, integrals and of course limits. You can view related screencasts for this topic below.
Advanced topics
For advanced functionality with similar results see:
- Enter a summation expression with a lower limit
- Enter a summation expression with an upper limit
- Enter the expression for the product of a sequence
- Enter the expression for the sum of a sequence
- Enter an integral expression
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