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Proof step 9 from proof ltwo-03 (previous step)

n < 2 ^ log2 n ⊦ n = 0, log2(2 * n) = log2 n + 1

User applied rule insert lemma

And obtained the following new goals

Rule argument

spec: nat-pot inst: name: lls seq: ⊦ n ≠ 0 → ¬ n < 2^ log2 n subst: [n] → [n] flags: current, []

Additional information

Used simplifier rules: pot2-def: ⊦ 2^ m = 2 ^ m; Used terms: n