There seem to be an error in equation (5) in the datasheet for AD5293 page 22 Rev.E.
In the denumminator there should only be R_1 + R_AB + R_3. The total resistance. In the current equation it only takes the R_WA term + R_1 and R_3.
Some minor typo updates
[edited by: tyassin at 10:49 AM (GMT -5) on 15 Nov 2022]