| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:calculator
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:color
                                    
                                 | 
                                
                                    
                                        
                                            
                                            black
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:connectivity
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:USB
                                        
                                         
                                    
                                        
                                            gptkb:RS-232
                                        
                                         
                                    
                                        
                                            
                                            SD card slot
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:dimensions
                                    
                                 | 
                                
                                    
                                        
                                            
                                            18.4 x 8.7 x 2.5 cm
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:discontinued
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2015
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:displayType
                                    
                                 | 
                                
                                    
                                        
                                            
                                            monochrome LCD
                                        
                                        
                                         
                                    
                                        
                                            
                                            131x80 pixels
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:expansionSlots
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:input
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:RPN
                                        
                                         
                                    
                                        
                                            
                                            algebraic
                                        
                                        
                                         
                                    
                                        
                                            
                                            textbook entry
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:introduced
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2006
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:manufacturer
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Hewlett-Packard
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:maximumSDCardSize
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2 GB
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:notableFeature
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:computer_algebra_system
                                        
                                         
                                    
                                        
                                            
                                            symbolic computation
                                        
                                        
                                         
                                    
                                        
                                            
                                            expandable memory
                                        
                                        
                                         
                                    
                                        
                                            
                                            USB connectivity
                                        
                                        
                                         
                                    
                                        
                                            
                                            3D graphing
                                        
                                        
                                         
                                    
                                        
                                            
                                            SD card support
                                        
                                        
                                         
                                    
                                        
                                            
                                            numeric computation
                                        
                                        
                                         
                                    
                                        
                                            
                                            unit conversions
                                        
                                        
                                         
                                    
                                        
                                            
                                            RPL programming
                                        
                                        
                                         
                                    
                                        
                                            
                                            large equation library
                                        
                                        
                                         
                                    
                                        
                                            
                                            matrix and list operations
                                        
                                        
                                         
                                    
                                        
                                            
                                            multiple entry modes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:officialWebsite
                                    
                                 | 
                                
                                    
                                        
                                            
                                            https://www.hp.com/us-en/shop/pdp/hp-50g-graphing-calculator
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:operatingSystem
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:HP_Advanced_User_RPL
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:powerSource
                                    
                                 | 
                                
                                    
                                        
                                            
                                            4 AAA batteries
                                        
                                        
                                         
                                    
                                        
                                            
                                            CR2032 backup battery
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:predecessor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:HP_49g+
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:programmingLanguage
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:RPL
                                        
                                         
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:RAM
                                    
                                 | 
                                
                                    
                                        
                                            
                                            512 KB
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:ROM
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2 MB
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:successor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:HP_Prime
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supports3D
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supportsCAS
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supportsEquationSolver
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supportsGraphing
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supportsMatrixOperations
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supportsNumericMath
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supportsSymbolicMath
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supportsUnitConversions
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:targetMarket
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:engineer
                                        
                                         
                                    
                                        
                                            gptkb:scientist
                                        
                                         
                                    
                                        
                                            
                                            students
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:weight
                                    
                                 | 
                                
                                    
                                        
                                            
                                            221 g
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:HP_Prime
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            7
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            HP 50g
                                        
                                        
                                         
                                    
                                 |