What does ‘→’ mean? | Logic I

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What does ‘→’ mean?

Assuming that the rules of Fitch are such that it is impossible to prove an argument which is not logically valid, the truth table for → is fixed if we accept →Elim and →Intro.

How do the rules of proof for → fix its truth table?

7.1--7.6

8.1 (yes/no answers are ok)

7.2

7.5

7.6