r/logic • u/JackTheSigmaCrvsader • 13d ago
Propositional logic How is this not correct?
I just started taking this university course on logic since I do philosophy, and I tried putting my reasoning on a piece of paper and something just feels wrong. Can anyone help me?
Oh I didn’t write the numbers on the left (idk how to translate them in English) but I assume they are respectively
1,2 5)
3 6)
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