How-To: Enter a summation expression with a lower limit - OpenOffice.org Math
- To enter a summation expression with a lower limit, first click on the "math commands window" here.
- Now, once the cursor appears, type in the word "sum." This should display the summation symbol.
- Next, press space and type in the word "from."
- Now we are ready to enter the lower limit. Press space again and type in the lower limit that you want to use. In this case we are typing in "n=0."
- Next we can enter the expression or sequence for the summation. Press space and type in the expression that you want.
- For this example we are typing in the sequence "x sub n." Type it in enclosed in "braces" or "curly brackets" like this.
- Great! As you can see we have entered a summation expression with a lower limit. Congratulations!
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Enter a summation expression with a lower limit
This screencast demonstrates how to enter a summation expression with a lower limit.
You learn:
- How to look for the Commands Window.
- How to enter the summation symbol.
- How to enter the "lower 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 and upper 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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