The nullable symbol in the grammar (S-→ AB, A→ ale, B- ble) {A, B, S} {s} {A, B} {A,S} -------grammar, the production is * .| of the form a→ B, and | a|<= | B In CSG CFG PSG DFG

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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زبيدة عادل احمد
The nullable symbol in the grammar (S→ AB, A→ a le, B→ b|e)
{А, В, S}
{s}
{A, B}
{A,S} O
-grammar, the production is
* .| of the form a→ B, and | a|<= | B
In
CSG
CFG
PSG
DFG
In the Context Free Grammar (CFG), the production is of the form A> B,
where A e V, B e(VUT)".
<>
Transcribed Image Text:1 %rV I. M \:Y i docs.google.com/forms/d/e زبيدة عادل احمد The nullable symbol in the grammar (S→ AB, A→ a le, B→ b|e) {А, В, S} {s} {A, B} {A,S} O -grammar, the production is * .| of the form a→ B, and | a|<= | B In CSG CFG PSG DFG In the Context Free Grammar (CFG), the production is of the form A> B, where A e V, B e(VUT)". <>
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