匿名
匿名 發問於 科學及數學數學 · 6 年前

Critical thinking

Construct a formal proof of validity for the following arguments by Natural Deduction.

P⊃~M

C⊃M

~L v C

(~P⊃~E) · (~E⊃~C)

P v ~P

therefore ~ L

1 個解答

評分
  • 6 年前
    最愛解答

    haha, CUHK UGED1810 ??

    i tried to search online to see if there is solution and i found this post. really hope

    someone can solve this question ....

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