doc-src/TutorialI/Sets/sets.tex
changeset 11411 c315dda16748
parent 11410 b3b61ea9632c
child 11417 499435b4084e
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11410:b3b61ea9632c 11411:c315dda16748
  1015 \begin{warn}
  1015 \begin{warn}
  1016 Casual readers should skip the rest of this section.  We use fixed point
  1016 Casual readers should skip the rest of this section.  We use fixed point
  1017 operators only in \S\ref{sec:VMC}.
  1017 operators only in \S\ref{sec:VMC}.
  1018 \end{warn}
  1018 \end{warn}
  1019 
  1019 
  1020 The theory applies only to monotonic functions. Isabelle's 
  1020 The theory applies only to monotonic functions.\index{monotone functions|bold} 
  1021 definition of monotone is overloaded over all orderings:
  1021 Isabelle's definition of monotone is overloaded over all orderings:
  1022 \begin{isabelle}
  1022 \begin{isabelle}
  1023 mono\ f\ \isasymequiv\ {\isasymforall}A\ B.\ A\ \isasymle\ B\ \isasymlongrightarrow\ f\ A\ \isasymle\ f\ B%
  1023 mono\ f\ \isasymequiv\ {\isasymforall}A\ B.\ A\ \isasymle\ B\ \isasymlongrightarrow\ f\ A\ \isasymle\ f\ B%
  1024 \rulename{mono_def}
  1024 \rulename{mono_def}
  1025 \end{isabelle}
  1025 \end{isabelle}
  1026 %
  1026 %