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Proof step 21 from proof three (previous step)

i * 2 = 3, i < 3, 1 < i, 0 < i ⊦ i = 3

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

spec: <toplevel> name: three-01 seq: ⊦ 2 * i ≠ 3 subst: [i] → [i] flags: <all paths>

Additional information

Used simplifier rules: commutativity: ⊦ i * j = j * i; Used terms: i