Statements (20)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:logic
                                        
                                         | 
                            
| gptkbp:category | 
                                    
                                        
                                            
                                            mathematical biology
                                        
                                        
                                         difference equations  | 
                            
| gptkbp:describes | 
                                    
                                        
                                            
                                            population growth
                                        
                                        
                                         | 
                            
| gptkbp:field | 
                                    
                                        
                                            
                                            ecology
                                        
                                        
                                         population dynamics  | 
                            
| gptkbp:firstPublished | 
                                    
                                        
                                            
                                            1954
                                        
                                        
                                         | 
                            
| gptkbp:hasEquation | 
                                    
                                        
                                            
                                            N_{t+1} = N_t e^{r(1-N_t/K)}
                                        
                                        
                                         | 
                            
| gptkbp:namedAfter | 
                                    
                                        
                                            gptkb:William_E._Ricker
                                        
                                         | 
                            
| gptkbp:parameter | 
                                    
                                        
                                            
                                            K (carrying capacity)
                                        
                                        
                                         r (intrinsic growth rate)  | 
                            
| gptkbp:publishedIn | 
                                    
                                        
                                            gptkb:Journal_of_the_Fisheries_Research_Board_of_Canada
                                        
                                         | 
                            
| gptkbp:relatedTo | 
                                    
                                        
                                            gptkb:logistic_map
                                        
                                         gptkb:Beverton–Holt_model  | 
                            
| gptkbp:type | 
                                    
                                        
                                            
                                            discrete-time population model
                                        
                                        
                                         | 
                            
| gptkbp:usedFor | 
                                    
                                        
                                            
                                            modeling fish populations
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:William_J._Ricker
                                        
                                         gptkb:Billy_Ricker  | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            8
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Ricker model
                                        
                                        
                                         |