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Proof step 18 from proof leb-size-aligned-2-node-header (previous step)

m1 * EB_PAGE_SIZE = m2 * 2 * NODE_HEADER_SIZE + n0, EB_PAGE_SIZE = m0 * 2 * NODE_HEADER_SIZE, n0 < 2 * NODE_HEADER_SIZE ⊦ n0 = 0

User applied rule insert equation

And closed the goal!

Rule argument

pos: left 2 flags: discard

Additional information

Used simplifier rules: ⊦ n0 < n → (m * n + n0 = m0 * n ↔ m = m0 ∧ n0 = 0); (ws)%mult-a: ⊦ m0 * m * n = (m0 * m) * n; from specification nat-mult%mult-c: ⊦ m * n = n * m; from specification nat-mult%a: ⊦ (m + n0) + n1 = m + n0 + n1; from specification nat-basic%c: ⊦ m + n = n + m; from specification nat-basic