Step
*
2
2
of Lemma
rotate-by-transitive
1. n : ℕ
2. b : ℕ
3. ∀x,y:ℕn. ∃k:ℕ. ((rotate-by(n;b)^k x) = y ∈ ℤ)
4. 0 < n
5. ¬(n = 1 ∈ ℤ)
⊢ gcd(b;n) = 1 ∈ ℤ
BY
{ ((InstHyp [⌜0⌝;⌜1⌝] (-3)⋅ THEN Auto')⋅
THEN ExRepD
THEN (RWO "iterate-rotate-by" (-1) THENA Auto)
THEN RepUR ``rotate-by`` -1) }
1
1. n : ℕ
2. b : ℕ
3. ∀x,y:ℕn. ∃k:ℕ. ((rotate-by(n;b)^k x) = y ∈ ℤ)
4. 0 < n
5. ¬(n = 1 ∈ ℤ)
6. k : ℕ
7. (0 + (k * b) rem n) = 1 ∈ ℤ
⊢ gcd(b;n) = 1 ∈ ℤ
Latex:
Latex:
1. n : \mBbbN{}
2. b : \mBbbN{}
3. \mforall{}x,y:\mBbbN{}n. \mexists{}k:\mBbbN{}. ((rotate-by(n;b)\^{}k x) = y)
4. 0 < n
5. \mneg{}(n = 1)
\mvdash{} gcd(b;n) = 1
By
Latex:
((InstHyp [\mkleeneopen{}0\mkleeneclose{};\mkleeneopen{}1\mkleeneclose{}] (-3)\mcdot{} THEN Auto')\mcdot{}
THEN ExRepD
THEN (RWO "iterate-rotate-by" (-1) THENA Auto)
THEN RepUR ``rotate-by`` -1)
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