I am trying, given ((p ⇒ q) ⇒ r),, to use the Fitch System in order to prove
((p ⇒ q) ⇒ (p ⇒ r)).
Any ideas on how I should proceed?
Given ((p ⇒ q) ⇒ r), use the Fitch system to prove ((p ⇒ q) ⇒ (p ⇒ r))
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I am trying, given ((p ⇒ q) ⇒ r),, to use the Fitch System in order to prove
((p ⇒ q) ⇒ (p ⇒ r)).
Any ideas on how I should proceed?
These steps will help you in this proof :