Paper.thy
changeset 26 d3400d212091
parent 25 8afe5bab4dee
child 27 a1e8b94d0b93
equal deleted inserted replaced
25:8afe5bab4dee 26:d3400d212091
   397   defined as the datatype
   397   defined as the datatype
   398 
   398 
   399   \begin{center}
   399   \begin{center}
   400   \begin{tabular}{rcll}
   400   \begin{tabular}{rcll}
   401   @{text "o"} & $::=$  & @{term "Inc R"} & increment register $R$ by one\\
   401   @{text "o"} & $::=$  & @{term "Inc R"} & increment register $R$ by one\\
   402   & $\mid$ & @{term "Dec R o"} & if content of $R$ is non-zero, then decrement it by one\\
   402   & $\mid$ & @{term "Dec R n"} & if content of $R$ is non-zero, then decrement it by one\\
   403   & & & otherwise jump to opcode $o$
   403   & & & otherwise jump to opcode $o$\\
   404   & $\mid$ & @{term "Goto o"} & jump to opcode $o$
   404   & $\mid$ & @{term "Goto n"} & jump to opcode $o$
   405   \end{tabular}
   405   \end{tabular}
   406   \end{center}
   406   \end{center}
   407 *}
   407 *}
   408 
   408 
   409 
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