Full Idea
'Strong supervenience' involves necessary covariation of the properties, and upward dependence of higher level on lower level. ...If we add a nomological connection between the two, then we have 'superdupervenience'.
Gist of Idea
Supervenience can add covariation, upward dependence, and nomological connection
Source
Robert Hanna (Rationality and Logic [2006], 1.2)
Book Reference
Hanna,Robert: 'Rationality and Logic' [MIT 2006], p.11
A Reaction
[compressed] Very helpful. A superdupervenient relationship between mind and brain would be rather baffling if they were not essentially the same thing. (which is what I take them to be).