1digraph "unix" { 2 graph [ fontname = "Helvetica-Oblique", 3 fontsize = 36, 4 label = "\n\n\n\nObject Oriented Graphs\nStephen North, 3/19/93", 5 size = "6,6" ]; 6 node [ shape = polygon, 7 sides = 4, 8 distortion = "0.0", 9 orientation = "0.0", 10 skew = "0.0", 11 color = white, 12 style = filled, 13 fontname = "Helvetica-Outline" ]; 14 "5th Edition" [sides=9, distortion="0.936354", orientation=28, skew="-0.126818", color=salmon2]; 15 "6th Edition" [sides=5, distortion="0.238792", orientation=11, skew="0.995935", color=deepskyblue]; 16 "PWB 1.0" [sides=8, distortion="0.019636", orientation=79, skew="-0.440424", color=goldenrod2]; 17 LSX [sides=9, distortion="-0.698271", orientation=22, skew="-0.195492", color=burlywood2]; 18 "1 BSD" [sides=7, distortion="0.265084", orientation=26, skew="0.403659", color=gold1]; 19 "Mini Unix" [distortion="0.039386", orientation=2, skew="-0.461120", color=greenyellow]; 20 Wollongong [sides=5, distortion="0.228564", orientation=63, skew="-0.062846", color=darkseagreen]; 21 Interdata [distortion="0.624013", orientation=56, skew="0.101396", color=dodgerblue1]; 22 "Unix/TS 3.0" [sides=8, distortion="0.731383", orientation=43, skew="-0.824612", color=thistle2]; 23 "PWB 2.0" [sides=6, distortion="0.592100", orientation=34, skew="-0.719269", color=darkolivegreen3]; 24 "7th Edition" [sides=10, distortion="0.298417", orientation=65, skew="0.310367", color=chocolate]; 25 "8th Edition" [distortion="-0.997093", orientation=50, skew="-0.061117", color=turquoise3]; 26 "32V" [sides=7, distortion="0.878516", orientation=19, skew="0.592905", color=steelblue3]; 27 V7M [sides=10, distortion="-0.960249", orientation=32, skew="0.460424", color=navy]; 28 "Ultrix-11" [sides=10, distortion="-0.633186", orientation=10, skew="0.333125", color=darkseagreen4]; 29 Xenix [sides=8, distortion="-0.337997", orientation=52, skew="-0.760726", color=coral]; 30 "UniPlus+" [sides=7, distortion="0.788483", orientation=39, skew="-0.526284", color=darkolivegreen3]; 31 "9th Edition" [sides=7, distortion="0.138690", orientation=55, skew="0.554049", color=coral3]; 32 "2 BSD" [sides=7, distortion="-0.010661", orientation=84, skew="0.179249", color=blanchedalmond]; 33 "2.8 BSD" [distortion="-0.239422", orientation=44, skew="0.053841", color=lightskyblue1]; 34 "2.9 BSD" [distortion="-0.843381", orientation=70, skew="-0.601395", color=aquamarine2]; 35 "3 BSD" [sides=10, distortion="0.251820", orientation=18, skew="-0.530618", color=lemonchiffon]; 36 "4 BSD" [sides=5, distortion="-0.772300", orientation=24, skew="-0.028475", color=darkorange1]; 37 "4.1 BSD" [distortion="-0.226170", orientation=38, skew="0.504053", color=lightyellow1]; 38 "4.2 BSD" [sides=10, distortion="-0.807349", orientation=50, skew="-0.908842", color=darkorchid4]; 39 "4.3 BSD" [sides=10, distortion="-0.030619", orientation=76, skew="0.985021", color=lemonchiffon2]; 40 "Ultrix-32" [distortion="-0.644209", orientation=21, skew="0.307836", color=goldenrod3]; 41 "PWB 1.2" [sides=7, distortion="0.640971", orientation=84, skew="-0.768455", color=cyan]; 42 "USG 1.0" [distortion="0.758942", orientation=42, skew="0.039886", color=blue]; 43 "CB Unix 1" [sides=9, distortion="-0.348692", orientation=42, skew="0.767058", color=firebrick]; 44 "USG 2.0" [distortion="0.748625", orientation=74, skew="-0.647656", color=chartreuse4]; 45 "CB Unix 2" [sides=10, distortion="0.851818", orientation=32, skew="-0.020120", color=greenyellow]; 46 "CB Unix 3" [sides=10, distortion="0.992237", orientation=29, skew="0.256102", color=bisque4]; 47 "Unix/TS++" [sides=6, distortion="0.545461", orientation=16, skew="0.313589", color=mistyrose2]; 48 "PDP-11 Sys V" [sides=9, distortion="-0.267769", orientation=40, skew="0.271226", color=cadetblue1]; 49 "USG 3.0" [distortion="-0.848455", orientation=44, skew="0.267152", color=bisque2]; 50 "Unix/TS 1.0" [distortion="0.305594", orientation=75, skew="0.070516", color=orangered]; 51 "TS 4.0" [sides=10, distortion="-0.641701", orientation=50, skew="-0.952502", color=crimson]; 52 "System V.0" [sides=9, distortion="0.021556", orientation=26, skew="-0.729938", color=darkorange1]; 53 "System V.2" [sides=6, distortion="0.985153", orientation=33, skew="-0.399752", color=darkolivegreen4]; 54 "System V.3" [sides=7, distortion="-0.687574", orientation=58, skew="-0.180116", color=lightsteelblue1]; 55 "5th Edition" -> "6th Edition"; 56 "5th Edition" -> "PWB 1.0"; 57 "6th Edition" -> LSX; 58 "6th Edition" -> "1 BSD"; 59 "6th Edition" -> "Mini Unix"; 60 "6th Edition" -> Wollongong; 61 "6th Edition" -> Interdata; 62 Interdata -> "Unix/TS 3.0"; 63 Interdata -> "PWB 2.0"; 64 Interdata -> "7th Edition"; 65 "7th Edition" -> "8th Edition"; 66 "7th Edition" -> "32V"; 67 "7th Edition" -> V7M; 68 "7th Edition" -> "Ultrix-11"; 69 "7th Edition" -> Xenix; 70 "7th Edition" -> "UniPlus+"; 71 V7M -> "Ultrix-11"; 72 "8th Edition" -> "9th Edition"; 73 "1 BSD" -> "2 BSD"; 74 "2 BSD" -> "2.8 BSD"; 75 "2.8 BSD" -> "Ultrix-11"; 76 "2.8 BSD" -> "2.9 BSD"; 77 "32V" -> "3 BSD"; 78 "3 BSD" -> "4 BSD"; 79 "4 BSD" -> "4.1 BSD"; 80 "4.1 BSD" -> "4.2 BSD"; 81 "4.1 BSD" -> "2.8 BSD"; 82 "4.1 BSD" -> "8th Edition"; 83 "4.2 BSD" -> "4.3 BSD"; 84 "4.2 BSD" -> "Ultrix-32"; 85 "PWB 1.0" -> "PWB 1.2"; 86 "PWB 1.0" -> "USG 1.0"; 87 "PWB 1.2" -> "PWB 2.0"; 88 "USG 1.0" -> "CB Unix 1"; 89 "USG 1.0" -> "USG 2.0"; 90 "CB Unix 1" -> "CB Unix 2"; 91 "CB Unix 2" -> "CB Unix 3"; 92 "CB Unix 3" -> "Unix/TS++"; 93 "CB Unix 3" -> "PDP-11 Sys V"; 94 "USG 2.0" -> "USG 3.0"; 95 "USG 3.0" -> "Unix/TS 3.0"; 96 "PWB 2.0" -> "Unix/TS 3.0"; 97 "Unix/TS 1.0" -> "Unix/TS 3.0"; 98 "Unix/TS 3.0" -> "TS 4.0"; 99 "Unix/TS++" -> "TS 4.0"; 100 "CB Unix 3" -> "TS 4.0"; 101 "TS 4.0" -> "System V.0"; 102 "System V.0" -> "System V.2"; 103 "System V.2" -> "System V.3"; 104} 105