ROBERT ROSEN: THE WELL POSED QUESTION AND
ITS ANSWER-WHY ARE ORGANISMS DIFFERENT FROM MACHINES?
nRosen used relational ideas to apply category theory to living systems
nThese were called
“Metabolism/Repair” systems oo M-R
systems
nCausal mappings were diagramed a syntax involving category theory mappings and the semantics were used along with this to apply the causal
interpretaion
nThe result was a clear demonstration that the machine and the organism are disjoint in this
context
nAn organism is closed to efficient cause while a machine is not