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OpenOffice Tutorial: Enter the "double arrow left and right" symbol (if and only if) between variables

How-To: OpenOffice Tutorial: Enter the "double arrow left and right" symbol (if and only if) between variables
  1. To enter the "double arrow left and right" symbol between variables, first click on the "math commands window" here.
  2. Once the cursor appears, type in the first variable. In this case, it is the letter "a."
  3. Next, press space and type in "dlrarrow" This should display the "double arrow left and right" or the material equivalence symbol.
  4. Afterwards, press space and type in the next variable. In this example, it is the letter "b."
  5. Great! We have entered the "double arrow left and right" symbol between two variables. Congratulations!

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Show OpenOffice Tutorial: Enter the "double arrow left and right" symbol (if and only if) between variables

Enter the "double arrow left and right" symbol (if and only if) between variables

This screencast demonstrates how to enter the "double arrow left and right" symbol (if and only if) between You learn:

  • How to look for the
  • How to enter the "double arrow left and right" symbol or material equivalence.
  • How to set the "a if and only if b."

Advanced topics

For advanced functionality with similar results see:

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