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Proof step 1 from proof mod2 (conclusion)

⊦ m % 2 = 0 → (prime(m) ↔ m = 2)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 2:
m % 2 = 0, prime(m) ⊦ m = 2

Rule argument

Additional information

Used simplifier rules: two: ⊦ prime(2);