Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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