S. RAJOLA e M. SCAFATI TALLINI

Anelli ternari di Marshall Hall e blocking sets nei piani proiettivi

Pages 85-89
Received: 28 May 1996  
AMS Classification: 51E21

Abstract In this paper, by means of Marshall Hall ternary ring, we characterize all blocking sets of a projective plane π_q of order q having at least a tangent line.