Getting a CFG form the CFL
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Published on 2010-05-14T09:39:11Z
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2010/05/14
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Can Any One explain this Language how we converted to CFG
Give a CFG for the CFL: {ai bj ck | i ? j or j ? k } //ai mean a^i
I have the answer but I need an explaination (Step By Step)
The answer :
S --> S1|S2
S1 --> A Eab|Eab B|S1 c
A --> a|aA B--> b|bB
Eab --> Q|a Eab b
S2 --> Eac C|A Eac
C --> c|cC
Eac --> Q|B|a Eac c
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