equal
deleted
inserted
replaced
64 1) & $(ab + a)\cdot (\ONE + b)$\\ |
64 1) & $(ab + a)\cdot (\ONE + b)$\\ |
65 2) & $(aa + a)^*$\\ |
65 2) & $(aa + a)^*$\\ |
66 \end{tabular} |
66 \end{tabular} |
67 \end{center} |
67 \end{center} |
68 |
68 |
69 there are in case two values for how these regular expressions can |
69 there are several values for how these regular expressions can |
70 recognise the string (for 1) $ab$ and (for 2) $aaa$. Give in each case |
70 recognise the string (for 1) $ab$ and (for 2) $aaa$. Give in each case |
71 both values and indicate which one is the POSIX value. |
71 all the values and indicate which one is the POSIX value. |
72 \item \POSTSCRIPT |
72 \item \POSTSCRIPT |
73 \end{enumerate} |
73 \end{enumerate} |
74 |
74 |
75 \end{document} |
75 \end{document} |
76 |
76 |