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00a0 65 6e 65 72 61 74 6f 72 73 20 66 6f 72 20 63 6f 67 72 61 70 68 73 0a 0a 41 20 63 6f 67 72 61 70 enerators.for.cographs..A.cograp
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0140 20 75 6e 69 6f 6e 20 61 6e 64 20 63 6f 6d 70 6c 65 6d 65 6e 74 61 74 69 6f 6e 20 6f 70 65 72 61 .union.and.complementation.opera
0160 74 69 6f 6e 73 2e 0a 0a 52 65 66 65 72 65 6e 63 65 73 0a 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 0a 2e 2e tions...References.----------...
0180 20 5b 30 5d 20 44 2e 47 2e 20 43 6f 72 6e 65 69 6c 2c 20 48 2e 20 4c 65 72 63 68 73 2c 20 4c 2e .[0].D.G..Corneil,.H..Lerchs,.L.
01a0 53 74 65 77 61 72 74 20 42 75 72 6c 69 6e 67 68 61 6d 2c 0a 20 20 20 20 22 43 6f 6d 70 6c 65 6d Stewart.Burlingham,....."Complem
01c0 65 6e 74 20 72 65 64 75 63 69 62 6c 65 20 67 72 61 70 68 73 22 2c 0a 20 20 20 20 44 69 73 63 72 ent.reducible.graphs",.....Discr
01e0 65 74 65 20 41 70 70 6c 69 65 64 20 4d 61 74 68 65 6d 61 74 69 63 73 2c 20 56 6f 6c 75 6d 65 20 ete.Applied.Mathematics,.Volume.
0200 33 2c 20 49 73 73 75 65 20 33 2c 20 31 39 38 31 2c 20 50 61 67 65 73 20 31 36 33 2d 31 37 34 2c 3,.Issue.3,.1981,.Pages.163-174,
0220 0a 20 20 20 20 49 53 53 4e 20 30 31 36 36 2d 32 31 38 58 2e 0a e9 00 00 00 00 4e 29 01 da 0f 70 .....ISSN.0166-218X.......N)...p
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03a0 00 00 00 00 00 89 04 7c 03 ab 02 00 00 00 00 00 00 8a 04 8c 6d 04 00 89 04 53 00 29 04 61 f0 03 .......|............m....S.).a..
03c0 00 00 52 65 74 75 72 6e 73 20 61 20 72 61 6e 64 6f 6d 20 63 6f 67 72 61 70 68 20 77 69 74 68 20 ..Returns.a.random.cograph.with.
03e0 24 32 20 5e 20 6e 24 20 6e 6f 64 65 73 2e 0a 0a 20 20 20 20 41 20 63 6f 67 72 61 70 68 20 69 73 $2.^.n$.nodes.......A.cograph.is
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0420 6f 75 72 20 76 65 72 74 69 63 65 73 2e 0a 20 20 20 20 43 6f 67 72 61 70 68 73 20 6f 72 20 24 50 our.vertices......Cographs.or.$P
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0560 2e 0a 0a 20 20 20 20 50 61 72 61 6d 65 74 65 72 73 0a 20 20 20 20 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d .......Parameters.....----------
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05a0 66 20 74 68 65 20 63 6f 67 72 61 70 68 2e 0a 20 20 20 20 73 65 65 64 20 3a 20 69 6e 74 65 67 65 f.the.cograph......seed.:.intege
05c0 72 2c 20 72 61 6e 64 6f 6d 5f 73 74 61 74 65 2c 20 6f 72 20 4e 6f 6e 65 20 28 64 65 66 61 75 6c r,.random_state,.or.None.(defaul
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0620 53 65 65 20 3a 72 65 66 3a 60 52 61 6e 64 6f 6d 6e 65 73 73 3c 72 61 6e 64 6f 6d 6e 65 73 73 3e See.:ref:`Randomness<randomness>
0640 60 2e 0a 0a 20 20 20 20 52 65 74 75 72 6e 73 0a 20 20 20 20 2d 2d 2d 2d 2d 2d 2d 0a 20 20 20 20 `.......Returns.....-------.....
0660 47 20 3a 20 41 20 72 61 6e 64 6f 6d 20 67 72 61 70 68 20 63 6f 6e 74 61 69 6e 69 6e 67 20 6e 6f G.:.A.random.graph.containing.no
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