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p q - q (p∧q) (pv -q) (p∧q) v (pv - q)
v v f v v v
v f v f v v
f v f f f f
f f v f v v
Proposicion empirica.
p q -p -q (p v -q) (-p → -q) (p v -q) → (-p→ -q)
v v f f v v v
v f f v v v v
f v v f f f v
f f v v v v v
Es tautologia.