Examveda

Which one of the following is correct symbolisation of 'p if and only if q'?

A. (p ⊃ q), (q ⊃ p)

B. p ≡ q

C. (p.q) ⊃ q

D. (p.q) ∨ (∼ p. ∼ q)

Answer: Option B


This Question Belongs to Philosophy >> Modern Symbolic Logic

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