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Proof step 3 from proof ltwo-04 (previous step)

2^ 1 ≤ 2 ∧ 2 < 2^ 1 +1 → log2 2 = 1 ⊦ log2 2 = 1

Heuristic simplifier applied rule simplifier

And closed the goal!

Rule argument

Additional information

Used simplifier rules: one-01: ⊦ 2^ 1 = 2;%pot2-def: ⊦ 2^ m = 2 ^ m;