Modify the display behavior in the block when there are multiple formula

[cuchulainn-fun]

Feature Request

Need

Improve or modify the behavior of the formula insertion block when there are several.

Actual Behavior

When the user insert multiple formula in the block, all of them are show in the same ligne (cf.picture)

Expected behavior

As a suggestion : he will be interesting that when a user insert several formula in the block that he can choose to display on the same line or several.

For example if we make a double entry in the block this causes the second line of the formula