icon on the toolbar of the mapping
routine area. Alternatively, you can create a new transform by using the contextual
menu.The steps for creating a new transform for a one-sided mapping are the same as the steps for creating a one-sided mapping itself.
The reason is that the operation of creating a new transform for a one-sided mapping results in both a transform and a connected target element being created. A one-sided mapping requires only a transform and a connected target element.
See the steps described in Creating a one-sided mapping.
The steps for creating a new transform are described in Step 1 of Creating a one-to-one mapping in two steps