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De Bruijn–Erdős theorem · Vinony

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EntityQ3527056· pop 8· linked from 39 articles

De Bruijn–Erdős theorem

incidence geometry theorem

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International Standard Book Number

Categories

Euclidean plane geometry Incidence geometry Paul Erdős Theorems in discrete geometry Theorems in projective geometry

Sources

wikipedia.externallinksexternallink

Euclidean geometry

Entity

mathematical induction

John Horton Conway

design of experiments

incidence matrix

projective plane

upper and lower bounds

Nicolaas Govert de Bruijn

Sylvester–Gallai theorem

complete quadrangle

incidence geometry

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What links here39 pages

Proofs from THE BOOK

incidence matrix

incidence geometry

incidence structure

Szemerédi–Trotter theorem

Sylvester–Gallai theorem

Desargues configuration

projective plane

combinatorial design

complete quadrangle

De Bruijn–Erdős theorem

Bruck–Ryser–Chowla theorem

Kirkman's schoolgirl problem

Fisher's inequality

Nicolaas Govert de Bruijn

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