Dual blocking sets in projective and affine planes

Peter J. Cameron*, Francesco Mazzocca, Roy Meshulam

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)


A dual blocking set is a set of points which meets every blocking set but contains no line. We establish a lower bound for the cardinality of such a set, and characterize sets meeting the bound, in projective and affine planes.

Original languageEnglish
Pages (from-to)203-207
Number of pages5
JournalGeometriae Dedicata
Issue number2
Publication statusPublished - 1 Aug 1988


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