Gentzen's cut-elimination theorem
                        
                            GPTKB entity
                        
                    
                Statements (16)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:mathematical_concept
                                        
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| gptkbp:appliesTo | 
                                    
                                        
                                            gptkb:sequent_calculus
                                        
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| gptkbp:field | 
                                    
                                        
                                            
                                            proof theory
                                        
                                        
                                         | 
                            
| gptkbp:implies | 
                                    
                                        
                                            
                                            consistency of first-order arithmetic
                                        
                                        
                                         | 
                            
| gptkbp:influenced | 
                                    
                                        
                                            
                                            structural proof theory
                                        
                                        
                                         | 
                            
| gptkbp:namedAfter | 
                                    
                                        
                                            gptkb:Gerhard_Gentzen
                                        
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| gptkbp:publishedIn | 
                                    
                                        
                                            gptkb:Mathematische_Zeitschrift
                                        
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| gptkbp:relatedConcept | 
                                    
                                        
                                            gptkb:sequent_calculus
                                        
                                         cut rule proof normalization subformula property  | 
                            
| gptkbp:sentence | 
                                    
                                        
                                            
                                            Every proof in sequent calculus with the cut rule can be transformed into a proof without the cut rule.
                                        
                                        
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| gptkbp:yearProposed | 
                                    
                                        
                                            
                                            1934
                                        
                                        
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| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Takeuti's_conjecture
                                        
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| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            8
                                        
                                        
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| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Gentzen's cut-elimination theorem
                                        
                                        
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