Step
*
1
of Lemma
orbit-closed
1. [T] : Type
2. f : T ⟶ T
3. L : T List
4. orbit(T;f;L)
5. a : T
6. i : ℕ
7. i < ||L||
8. a = L[i] ∈ T
9. n : ℕ
⊢ (f^n L[i] ∈ L)
BY
{ (RWO "orbit-iterates" 0 THEN Auto) }
Latex:
Latex:
1. [T] : Type
2. f : T {}\mrightarrow{} T
3. L : T List
4. orbit(T;f;L)
5. a : T
6. i : \mBbbN{}
7. i < ||L||
8. a = L[i]
9. n : \mBbbN{}
\mvdash{} (f\^{}n L[i] \mmember{} L)
By
Latex:
(RWO "orbit-iterates" 0 THEN Auto)
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