Problem 5 Consider the following grammar: A := z Bz B :=CB|xyy x|e C:= DEED D:=xx|x B x | xx B|Bxx E ::= yy|y Byly y B| Byy where x, y, and z are terminals for letters x, y, and z respectively. Define in English the language that the grammar generates and explain why so.

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
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Problem 5
Consider the following grammar:
A ::= z Bz
B ::= CB|xy y x|e
C := DEED
D := x x | x B x| xx B | Bxx
E := y y|y By y y B| Byy
where x, y, and z are terminals for letters x, y, and z respectively. Define in English the language that the
grammar generates and explain why so
Transcribed Image Text:Problem 5 Consider the following grammar: A ::= z Bz B ::= CB|xy y x|e C := DEED D := x x | x B x| xx B | Bxx E := y y|y By y y B| Byy where x, y, and z are terminals for letters x, y, and z respectively. Define in English the language that the grammar generates and explain why so
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