Single variate analysis is a method employed in the Warp analysis product to isolate the cause of warpage by regarding the differences in shrinkage values within the part, the fundamental cause of warpage, as arising from three independent contributors to shrinkage variations.
The total shrinkage in an element is defined to be: 
where
, 
and 
are the components of shrinkage due to differential cooling, differential shrinkage and orientation, respectively.