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Proof step 7 from proof getdims-zeroin-01 (conclusion)

⊦ 0 < i → ¬ 0 ∈ (i ' + getdims(ints)) .butlast

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 6:
0 < i, 0 ∈ (i ' + getdims(ints)) .butlast, 0 ∈ getdims(ints) ⊦ 0 = i

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ i ∈ i0 ' ↔ i = i0], [CSIMPSEQ : ⊦ i ∈ ints + ints0 ↔ ¬ ¬ (i ∈ ints ∨ i ∈ ints0)], [CSIMPFORWARD : ints ≠ [] ⊦ i ∈ ints .butlast → i ∈ ints], [CSIMPSEQ : ⊦ (ints + ints0) + ints1 = ints + ints0 + ints1], [CSIMPSEQ : ⊦ i ' + ints ≠ []], [CSIMPFORWARD : ⊦ i < j ∧ 0 ≤ i → 0 < j])]]