If a Parser Is Analyzing a Statement in a Language

question 16

Essay

If a parser is analyzing a statement in a language and it sees exactly the same sequence of objects that appears on the right-hand side of a BNF rule, what is it allowed to do?

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Definitions:

Quantifier

A symbol or word in logic that specifies the quantity of specimens in the domain of discourse that satisfy an open formula.

Negation

The contradiction or denial of something, or the operation of inverting the truth value in logic.

UI

An abbreviation often standing for "User Interface," which refers to the means by which a user interacts with a computer, website, or application.

Simp

In internet slang, a simp is someone who does too much for a person they like, but in mathematical contexts, simp could refer to a simplification of an expression or equation.