properly take quantifiers into account (cf. my Ph.D. thesis, Section 6.4.1) and offer three modes of completeness (for experiments mostly)
\index{model checking example|(}%
\index{lfp@{\texttt{lfp}}!applications of|see{CTL}}
\input{Base.tex}
\input{PDL.tex}
\input{CTL.tex}
\index{model checking example|)}