Question: 5. a) Write a BNF that describes the fractional numbers. A fractional number has an arbitrary number of digits followed by a dot followed by

$5. a) Write a BNF that describes the fractional numbers. A$

5. a) Write a BNF that describes the fractional numbers. A fractional number has an arbitrary number of digits followed by a dot followed by an arbitrary number of digits. A digit may be any one of the ten digits with no restrictions. Each side of the dot has at least one digit. b) Derive the fractional number 83.509 using the BNF in part a

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