\contentsline {section}{\numberline {1}Ipergrafi}{1}{section.1}
\contentsline {section}{\numberline {2}Sistema di Steiner}{9}{section.2}
\contentsline {subsection}{\numberline {2.1}S(h,h+1,v)}{11}{subsection.2.1}
\contentsline {subsection}{\numberline {2.2}Steiner Triple System}{12}{subsection.2.2}
\contentsline {subsection}{\numberline {2.3}Steiner Quadruple System}{13}{subsection.2.3}
\contentsline {subsection}{\numberline {2.4}Spettro}{14}{subsection.2.4}
\contentsline {subsection}{\numberline {2.5}$S_{l}(h,r,v)$}{14}{subsection.2.5}
\contentsline {subsection}{\numberline {2.6}Costruzioni}{16}{subsection.2.6}
\contentsline {subsection}{\numberline {2.7}Kirkman}{20}{subsection.2.7}
\contentsline {subsubsection}{\numberline {2.7.1}KTS}{22}{subsubsection.2.7.1}
\contentsline {subsection}{\numberline {2.8}Altre costruzioni}{22}{subsection.2.8}
\contentsline {subsection}{\numberline {2.9}Blocking set}{34}{subsection.2.9}
\contentsline {section}{\numberline {3}Disposizioni vincolate}{40}{section.3}
\contentsline {section}{\numberline {4}*}{46}{section.4}