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Let B= {w{a,b,c}* | # a (w) = # b (w) = # c (w)}. That is,B consists of all strings in {a,b,c}* that equal
Let
B= {w{a,b,c}* | #a(w) = #b(w) = #c(w)}.
That is,B consists of all strings in {a,b,c}* that equal numbers of as, bs, and cs.Prove that B is not context free.
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Oracle Database Programming With Visual Basic.NET Concepts Designs And Implementations
Authors: Ying Bai
1st Edition
1119734398, 978-1119734390
