With the desired focus concept in the Concept Details panel, press on the Perspective button in the header bar to see a drop-down options list of available perspectives:
Full
Comparing
Select Comparing to switch the presentation to Perspective: Comparing.
Comparing hierarchyResponsive (tablets, phones)
Perspective: Comparing maintains the browser header bar, but changes to show two side-by-side Concept Details panels, with a full-width Search panel below them.
When invoked with a concept already in the Perspective: Full Concept Details panel, the focus concept will be preserved in both Perspective: Comparing Concept Details panels.</br />
With the same focus concept in each Concept Details panel, use their History context tab to change their content to a historical version, as described in .
The two Concept Details context tabs can now be used to independently select alternative versions from the concept history, so that they can be compared side-by-side.
Once done with comparisons, select Full in the header bar Perspective button drop-down options list to switch back to Perspective: Full.
The comparison focus concept will be retained in the Perspective: Full Concept Details panel, however, it will be reset to the latest published version.
