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Exercise logic.propositional.dnf
Description
Proposition to DNF
~~q || ~~(p -> q) || ~~(q || (p -> q)) || p
ready: no
Feedback
onefirst
allfirsts (3)
allapplications
derivation
microsteps
Path 1
path
[0, 2, 0, 0, 2, 1, 0]
steps
7
major rules
1
active labels
dnf
specialdemorgannot
enter dnf
,
check
,
navigator.down
,
check
,
enter specialdemorgannot
,
check
,
logic.propositional.gendemorganand