doc-src/TutorialI/Misc/document/prime_def.tex
changeset 9717 699de91b15e2
parent 9673 1b2d4f995b13
child 9721 7e51c9f3d5a0
equal deleted inserted replaced
9716:9be481b4bc85 9717:699de91b15e2
     1 \begin{isabelle}%
     1 %
       
     2 \begin{isabellebody}%
     2 \isanewline
     3 \isanewline
     3 \ \ \ \ {\isachardoublequote}prime{\isacharparenleft}p{\isacharparenright}\ {\isasymequiv}\ \isadigit{1}\ {\isacharless}\ p\ {\isasymand}\ {\isacharparenleft}m\ dvd\ p\ {\isasymlongrightarrow}\ {\isacharparenleft}m{\isacharequal}\isadigit{1}\ {\isasymor}\ m{\isacharequal}p{\isacharparenright}{\isacharparenright}{\isachardoublequote}%
     4 \ \ \ \ {\isachardoublequote}prime{\isacharparenleft}p{\isacharparenright}\ {\isasymequiv}\ \isadigit{1}\ {\isacharless}\ p\ {\isasymand}\ {\isacharparenleft}m\ dvd\ p\ {\isasymlongrightarrow}\ {\isacharparenleft}m{\isacharequal}\isadigit{1}\ {\isasymor}\ m{\isacharequal}p{\isacharparenright}{\isacharparenright}{\isachardoublequote}%
     4 \begin{isamarkuptext}%
     5 \begin{isamarkuptext}%
     5 \noindent\small
     6 \noindent\small
     6 where \isa{dvd} means ``divides''.
     7 where \isa{dvd} means ``divides''.
     7 Isabelle rejects this ``definition'' because of the extra \isa{m} on the
     8 Isabelle rejects this ``definition'' because of the extra \isa{m} on the
     8 right-hand side, which would introduce an inconsistency (why?). What you
     9 right-hand side, which would introduce an inconsistency (why?). What you
     9 should have written is%
    10 should have written is%
    10 \end{isamarkuptext}%
    11 \end{isamarkuptext}%
    11 \ {\isachardoublequote}prime{\isacharparenleft}p{\isacharparenright}\ {\isasymequiv}\ \isadigit{1}\ {\isacharless}\ p\ {\isasymand}\ {\isacharparenleft}{\isasymforall}m{\isachardot}\ m\ dvd\ p\ {\isasymlongrightarrow}\ {\isacharparenleft}m{\isacharequal}\isadigit{1}\ {\isasymor}\ m{\isacharequal}p{\isacharparenright}{\isacharparenright}{\isachardoublequote}\end{isabelle}%
    12 \ {\isachardoublequote}prime{\isacharparenleft}p{\isacharparenright}\ {\isasymequiv}\ \isadigit{1}\ {\isacharless}\ p\ {\isasymand}\ {\isacharparenleft}{\isasymforall}m{\isachardot}\ m\ dvd\ p\ {\isasymlongrightarrow}\ {\isacharparenleft}m{\isacharequal}\isadigit{1}\ {\isasymor}\ m{\isacharequal}p{\isacharparenright}{\isacharparenright}{\isachardoublequote}\end{isabellebody}%
    12 %%% Local Variables:
    13 %%% Local Variables:
    13 %%% mode: latex
    14 %%% mode: latex
    14 %%% TeX-master: "root"
    15 %%% TeX-master: "root"
    15 %%% End:
    16 %%% End: