Question
Find the CFGs for these language: All words of the form a^x b^y a^z, where x,y.z = 1 2 3 . . . and x+z=y
Find the CFGs for these language: All words of the form a^x b^y a^z, where x,y.z = 1 2 3 . . . and x+z=y = {abba aabbab abbbaa aabbbbaa . . .} Hint: Concatenate a word of the form a^n b^n with a word of the form b^m a^m.
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Database In Depth Relational Theory For Practitioners
Authors: C.J. Date
1st Edition
0596100124, 978-0596100124
