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hw2: correct while semantics

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Yura
2026-03-06 00:52:02 -08:00
parent d3479a5b88
commit 022f9ca2fc
2 changed files with 3 additions and 2 deletions
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hw2/while-semantics.pdf
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hw2/while-semantics.tex
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@@ -150,9 +150,10 @@ such as sequencing operations ($e_1;e_2$).
} }
\bsrule{B-WhileTrue}{ \bsrule{B-WhileTrue}{
\bstep{e_1}{\sigma}{\true}{\sigma'} \\ \bstep{e_1}{\sigma}{\true}{\sigma'} \\
\bstep{e_2}{\sigma'}{v}{\sigma''} \bstep{e_2}{\sigma'}{v_1}{\sigma''} \\
\bstep{\whilee{e_1}{e_2}}{\sigma''}{v}{\sigma'''}
}{ }{
\bstep{\whilee{e_1}{e_2}}{\sigma}{v}{\sigma''} \bstep{\whilee{e_1}{e_2}}{\sigma}{v}{\sigma'''}
} }
\bsrule{B-WhileFalse}{ \bsrule{B-WhileFalse}{
\bstep{e_1}{\sigma}{\false}{\sigma'} \bstep{e_1}{\sigma}{\false}{\sigma'}