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1 \begin{isabelle}% |
1 % |
|
2 \begin{isabellebody}% |
2 % |
3 % |
3 \begin{isamarkuptext}% |
4 \begin{isamarkuptext}% |
4 \noindent |
5 \noindent |
5 In particular, there are \isa{case}-expressions, for example |
6 In particular, there are \isa{case}-expressions, for example |
6 \begin{quote} |
7 \begin{quote} |
20 and induction, for example% |
21 and induction, for example% |
21 \end{isamarkuptext}% |
22 \end{isamarkuptext}% |
22 \isacommand{lemma}\ {\isachardoublequote}sum\ n\ {\isacharplus}\ sum\ n\ {\isacharequal}\ n{\isacharasterisk}{\isacharparenleft}Suc\ n{\isacharparenright}{\isachardoublequote}\isanewline |
23 \isacommand{lemma}\ {\isachardoublequote}sum\ n\ {\isacharplus}\ sum\ n\ {\isacharequal}\ n{\isacharasterisk}{\isacharparenleft}Suc\ n{\isacharparenright}{\isachardoublequote}\isanewline |
23 \isacommand{apply}{\isacharparenleft}induct{\isacharunderscore}tac\ n{\isacharparenright}\isanewline |
24 \isacommand{apply}{\isacharparenleft}induct{\isacharunderscore}tac\ n{\isacharparenright}\isanewline |
24 \isacommand{by}{\isacharparenleft}auto{\isacharparenright}\isanewline |
25 \isacommand{by}{\isacharparenleft}auto{\isacharparenright}\isanewline |
25 \end{isabelle}% |
26 \end{isabellebody}% |
26 %%% Local Variables: |
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