equal
deleted
inserted
replaced
126 3) & $(a + b)^* \cdot (a + b) \cdot (a + b)^*$ % no |
126 3) & $(a + b)^* \cdot (a + b) \cdot (a + b)^*$ % no |
127 \end{tabular} |
127 \end{tabular} |
128 \end{center} |
128 \end{center} |
129 |
129 |
130 \solution{no, yes (why?), no.} |
130 \solution{no, yes (why?), no.} |
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131 |
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132 |
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133 \item Given the extended regular expression \texttt{[b-d]a?e+}, |
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134 what does the equivalent basic regular expression look like? |
131 |
135 |
132 |
136 \solution{$(b + c + d) \cdot (a + 0) \cdot (e \cdot e^*)$} |
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137 |
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138 |
133 \item \POSTSCRIPT |
139 \item \POSTSCRIPT |
134 \end{enumerate} |
140 \end{enumerate} |
135 |
141 |
136 \end{document} |
142 \end{document} |
137 |
143 |