Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
~~(~~T /\ ~~((q || p) /\ ~q) /\ (~r || (T /\ q)))
logic.propositional.notnot
~~(T /\ ~~((q || p) /\ ~q) /\ (~r || (T /\ q)))
logic.propositional.truezeroand
~~(~~((q || p) /\ ~q) /\ (~r || (T /\ q)))
logic.propositional.notnot
~~((q || p) /\ ~q /\ (~r || (T /\ q)))
logic.propositional.truezeroand
~~((q || p) /\ ~q /\ (~r || q))
logic.propositional.andoveror
~~(((q /\ ~q) || (p /\ ~q)) /\ (~r || q))
logic.propositional.compland
~~((F || (p /\ ~q)) /\ (~r || q))
logic.propositional.falsezeroor
~~(p /\ ~q /\ (~r || q))
logic.propositional.andoveror
~~((p /\ ~q /\ ~r) || (p /\ ~q /\ q))
logic.propositional.compland
~~((p /\ ~q /\ ~r) || (p /\ F))
logic.propositional.falsezeroand
~~((p /\ ~q /\ ~r) || F)
logic.propositional.falsezeroor
~~(p /\ ~q /\ ~r)