a. Design a BNF grammar that recognizes expressions of the form Ai where A is in {a,b,c} and i is a digit. The following expressions are recognized: a1, b2, c5. The following expressions are not recognized: a10, d3, aa1. BNF grammar

Database System Concepts
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Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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a. Design a BNF grammar that recognizes expressions of the form Ai where
A is in {a,b,c} and i is a digit. The following expressions are recognized:
a1, b2, c5. The following expressions are not recognized: a10, d3, aa1.
BNF grammar
Transcribed Image Text:a. Design a BNF grammar that recognizes expressions of the form Ai where A is in {a,b,c} and i is a digit. The following expressions are recognized: a1, b2, c5. The following expressions are not recognized: a10, d3, aa1. BNF grammar
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