Statements (18)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:logical_system
                                        
                                         gptkb:philosophy  | 
                            
| gptkbp:concerns | 
                                    
                                        
                                            gptkb:prop
                                        
                                         gptkb:car categories differentia genus and species  | 
                            
| gptkbp:describedBy | 
                                    
                                        
                                            gptkb:Isagoge
                                        
                                         | 
                            
| gptkbp:focusesOn | 
                                    
                                        
                                            
                                            classification of substances
                                        
                                        
                                         | 
                            
| gptkbp:influenced | 
                                    
                                        
                                            
                                            medieval logic
                                        
                                        
                                         | 
                            
| gptkbp:influencedBy | 
                                    
                                        
                                            gptkb:Aristotle
                                        
                                         | 
                            
| gptkbp:namedAfter | 
                                    
                                        
                                            
                                            Porphyry
                                        
                                        
                                         | 
                            
| gptkbp:originatedIn | 
                                    
                                        
                                            
                                            3rd century
                                        
                                        
                                         | 
                            
| gptkbp:relatedTo | 
                                    
                                        
                                            gptkb:Aristotelian_logic
                                        
                                         | 
                            
| gptkbp:uses | 
                                    
                                        
                                            
                                            Porphyrian tree
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Metalogicon
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            7
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Porphyrian logic
                                        
                                        
                                         |