. . "Extremal problems (Mathematics)"@en . _:bnode7authoritiessubjectssh85046597 . _:bnode7authoritiessubjectssh85046597 _:bnode8authoritiessubjectssh85046597 . _:bnode7authoritiessubjectssh85046597 . _:bnode8authoritiessubjectssh85046597 . _:bnode8authoritiessubjectssh85046597 "Extremal problems (Mathematics)"@en . . . . _:bnode14authoritiessubjectssh85046597 . _:bnode14authoritiessubjectssh85046597 . _:bnode14authoritiessubjectssh85046597 . _:bnode14authoritiessubjectssh85046597 "Graph theory--Extremal problems"@en . _:bnode14authoritiessubjectssh85046597 _:bnode19authoritiessubjectssh85046597 . _:bnode19authoritiessubjectssh85046597 _:bnode20authoritiessubjectssh85046597 . _:bnode19authoritiessubjectssh85046597 _:bnode027 . _:bnode20authoritiessubjectssh85046597 . _:bnode20authoritiessubjectssh85046597 . _:bnode20authoritiessubjectssh85046597 "Graph theory"@en . _:bnode20authoritiessubjectssh85046597 _:bnode24authoritiessubjectssh85046597 . _:bnode24authoritiessubjectssh85046597 _:bnode25authoritiessubjectssh85046597 . _:bnode24authoritiessubjectssh85046597 . _:bnode25authoritiessubjectssh85046597 . _:bnode25authoritiessubjectssh85046597 "Graph theory"@en . _:bnode027 _:bnode28authoritiessubjectssh85046597 . _:bnode027 . _:bnode28authoritiessubjectssh85046597 . _:bnode28authoritiessubjectssh85046597 . _:bnode28authoritiessubjectssh85046597 "Extremal problems"@en . _:bnode28authoritiessubjectssh85046597 _:bnode32authoritiessubjectssh85046597 . _:bnode32authoritiessubjectssh85046597 _:bnode33authoritiessubjectssh85046597 . _:bnode32authoritiessubjectssh85046597 . _:bnode33authoritiessubjectssh85046597 . _:bnode33authoritiessubjectssh85046597 "Extremal problems"@en . . . . . . _:bnode41authoritiessubjectssh85046597 . _:bnode41authoritiessubjectssh85046597 . _:bnode41authoritiessubjectssh85046597 . _:bnode41authoritiessubjectssh85046597 "Graph theory--Extremal problems"@en . _:bnode41authoritiessubjectssh85046597 _:bnode46authoritiessubjectssh85046597 . _:bnode46authoritiessubjectssh85046597 _:bnode47authoritiessubjectssh85046597 . _:bnode46authoritiessubjectssh85046597 _:bnode054 . _:bnode47authoritiessubjectssh85046597 . _:bnode47authoritiessubjectssh85046597 . _:bnode47authoritiessubjectssh85046597 "Graph theory"@en . _:bnode47authoritiessubjectssh85046597 _:bnode51authoritiessubjectssh85046597 . _:bnode51authoritiessubjectssh85046597 _:bnode52authoritiessubjectssh85046597 . _:bnode51authoritiessubjectssh85046597 . _:bnode52authoritiessubjectssh85046597 . _:bnode52authoritiessubjectssh85046597 "Graph theory"@en . _:bnode054 _:bnode55authoritiessubjectssh85046597 . _:bnode054 . _:bnode55authoritiessubjectssh85046597 . _:bnode55authoritiessubjectssh85046597 . _:bnode55authoritiessubjectssh85046597 "Extremal problems"@en . _:bnode55authoritiessubjectssh85046597 _:bnode59authoritiessubjectssh85046597 . _:bnode59authoritiessubjectssh85046597 _:bnode60authoritiessubjectssh85046597 . _:bnode59authoritiessubjectssh85046597 . _:bnode60authoritiessubjectssh85046597 . _:bnode60authoritiessubjectssh85046597 "Extremal problems"@en . _:bnode63authoritiessubjectssh85046597 . _:bnode63authoritiessubjectssh85046597 . _:bnode63authoritiessubjectssh85046597 . _:bnode63authoritiessubjectssh85046597 "Problems, Extremal (Mathematics)"@en . _:bnode63authoritiessubjectssh85046597 _:bnode68authoritiessubjectssh85046597 . _:bnode68authoritiessubjectssh85046597 _:bnode69authoritiessubjectssh85046597 . _:bnode68authoritiessubjectssh85046597 . _:bnode69authoritiessubjectssh85046597 . _:bnode69authoritiessubjectssh85046597 "Problems, Extremal (Mathematics)"@en . . . _:bnode74authoritiessubjectssh85046597 . _:bnode74authoritiessubjectssh85046597 . _:bnode74authoritiessubjectssh85046597 "1986-02-11T00:00:00"^^ . _:bnode74authoritiessubjectssh85046597 "new"^^ . _:bnode74authoritiessubjectssh85046597 . _:bnode81authoritiessubjectssh85046597 . _:bnode81authoritiessubjectssh85046597 . _:bnode81authoritiessubjectssh85046597 "1989-03-09T16:06:14"^^ . _:bnode81authoritiessubjectssh85046597 "revised"^^ . _:bnode81authoritiessubjectssh85046597 .