@isOblique

Usage: @isOblique <Name> .....
example: @isOblique Hello+orig.HEAD
returns 1 if Hello+orig.HEAD is oblique
        0 if Hello+orig.HEAD is plumb.
Ziad Saad (saadz@mail.nih.gov)
SSCC/NIMH/ National Institutes of Health, Bethesda Maryland

Better rely on the newer: 3dinfo -is_oblique <Name>