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Proof step 1 from proof power-of-2 (conclusion)

⊦ 2 ^ m ≠ 1 → 2 * 2 ^ m / 2 = 2 ^ m

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 2:
⊦ 2 * 2 ^ m / 2 = 2 ^ m, 2 ^ m = 1

Rule argument

Additional information