hw06.tex
changeset 91 e6b34594d1e5
parent 74 fb14a8e1b00d
equal deleted inserted replaced
89:be35ff24cccc 91:e6b34594d1e5
    65 Let $\Gamma$ be the set containing the following six formulas
    65 Let $\Gamma$ be the set containing the following six formulas
    66 \begin{center}
    66 \begin{center}
    67 \begin{tabular}{l}
    67 \begin{tabular}{l}
    68 \\
    68 \\
    69 $slev(\textit{S}) < slev(\textit{TS})$\smallskip\\
    69 $slev(\textit{S}) < slev(\textit{TS})$\smallskip\\
    70 $slev(\textit{Agent}) = \textit{TS}$\smallskip\\
    70 $slev(\textit{Agent}) = slev(\textit{TS})$\smallskip\\
    71 $slev(\textit{File}_1) = \textit{S}$\smallskip\\
    71 $slev(\textit{File}_1) = slev(\textit{S})$\smallskip\\
    72 $slev(\textit{File}_2) = \textit{TS}$\smallskip\\
    72 $slev(\textit{File}_2) = slev(\textit{TS})$\smallskip\\
    73 $\forall O.\;slev(O) < slev(\textit{Agent}) \Rightarrow 
    73 $\forall O.\;slev(O) < slev(\textit{Agent}) \Rightarrow 
    74 (\textit{Agent}\;\textit{controls}\;\textit{Permitted}(O, \textit{read}))$\smallskip\\
    74 (\textit{Agent}\;\textit{controls}\;\textit{Permitted}(O, \textit{read}))$\smallskip\\
    75 $\forall O.\;slev(O) = slev(\textit{Agent}) \Rightarrow 
    75 $\forall O.\;slev(O) = slev(\textit{Agent}) \Rightarrow 
    76 (\textit{Agent}\;\textit{controls}\;\textit{Permitted}(O, \textit{read}))$\\
    76 (\textit{Agent}\;\textit{controls}\;\textit{Permitted}(O, \textit{read}))$\\
    77 \\
    77 \\