How to add your own equation to the Equation gallery
To add an equation to the gallery, follow the next steps:
1. Select it. Make sure you include any extra elements that play a role in positioning it, such as tabs, paragraph markers, or any other formatting.
2. Do one of the following:
- On the Insert tab, in the Symbols group, click the drop-down arrow next
to Equation, and choose Save Selection to Equation Gallery...
- Click into the equation's arrow-menu and choose Save as New Equation...:
3. In the Create New Building Block dialog box, enter the name of your equation:
4. Click OK.
The selected equation will be appended to the gallery.
See also this tip in French: Comment ajouter votre propre équation dans la Galerie d'équations.