Question: In Section 12.2 we wrote three reduction rules for if statements, but only two for while-statements. (a) Rewrite the rules for if-statements as only two

In Section 12.2 we wrote three reduction rules for if statements, but only two for while-statements.

(a) Rewrite the rules for if-statements as only two rules.

(b) Can one write three rules for the while-statement? Why?

Complete the Prolog program sketched in Section 12.2.5 implementing the operational semantics for expressions in the sample language.

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