Step
*
1
of Lemma
itop_unroll_base
1. g : IMonoid
2. i : ℤ
3. j : ℤ
4. i = j ∈ ℤ
5. E : {i..j-} ⟶ |g|
⊢ Π(*,e) i ≤ k < j. E[k] = e ∈ |g|
BY
{ RW (RecUnfoldC `itop`) 0 }
1
1. g : IMonoid
2. i : ℤ
3. j : ℤ
4. i = j ∈ ℤ
5. E : {i..j-} ⟶ |g|
⊢ if i <z j then Π(*,e) i ≤ k < j - 1. E[k] * E[j - 1] else e fi = e ∈ |g|
Latex:
Latex:
1. g : IMonoid
2. i : \mBbbZ{}
3. j : \mBbbZ{}
4. i = j
5. E : \{i..j\msupminus{}\} {}\mrightarrow{} |g|
\mvdash{} \mPi{}(*,e) i \mleq{} k < j. E[k] = e
By
Latex:
RW (RecUnfoldC `itop`) 0
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