Solution-Allow s and t to be logical expressions

Allow s and t to be logical expressions

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Reference no: EM13961770

1. Allow s and t to be logical expressions. Use the principle of duality and Laws of Logic in order to prove that s ⇒ t if and only if t^d ⇒ s^d.

2. Show that if p1 ∧ p2 ∧ p3 ⇐⇒ p1 ∧ p2 ∧ p3 ∧ r then it also means that (p1 ∧ p2 ∧ p3) ⇒ r.

Reference no: EM13961770

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Allow s and t to be logical expressions : 1. Allow s and t to be logical expressions. Use the principle of duality and Laws of Logic in order to prove that s ⇒ t if and only if t^d ⇒ s^d. 2. Show that if p1 ∧ p2 ∧ p3 ⇐⇒ p1 ∧ p2 ∧ p3 ∧ r then it also means that (p1 ∧ p2 ∧ p3) ⇒ r.

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Allow s and t to be logical expressions

Reference no: EM13961770

Reference no: EM13961770

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