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Let G be the following context-free grammar SbBCA А аА |А В — аВb | СА CbC A a) The set of nullable variables of G is b) Give the rules of an essentially non-contracting grammar that is equivalent to G. You need to follow the 3-step construction as discussed in class

Let G be the following context-free grammar SbBCA А аА |А В — аВb | СА CbC A a) The set of nullable variables of G is b) Give the rules of an essentially non-contracting grammar that is equivalent to G. You need to follow the 3-step construction as discussed in class

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Let G be the following context-free grammar SbBCA А аА |А В — аВb | СА CbC A a) The set of nullable variables of G is b) Give the rules of an essentially non-contracting grammar that is equivalent to G. You need to follow the 3-step construction as discussed in class
Transcribed Image Text:Let G be the following context-free grammar SbBCA А аА |А В — аВb | СА CbC A a) The set of nullable variables of G is b) Give the rules of an essentially non-contracting grammar that is equivalent to G. You need to follow the 3-step construction as discussed in class
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