Step
*
1
of Lemma
gcd-exp
1. x : ℤ
2. y : ℤ
3. n : ℕ
4. gcd(x;y)^n | y^n
5. z : ℤ
6. z | x^n
7. z | y^n
⊢ z | gcd(x;y)^n
BY
{ TACTIC:(((InstLemma `gcd-property` [⌜x⌝; ⌜y⌝])⋅ THENA Auto)
THEN (MoveToConcl (-1))
THEN (GenConclAtAddr [2; 2; 1])
THEN (Thin (-1))
THEN Auto
THEN ExRepD) }
1
1. x : ℤ
2. y : ℤ
3. n : ℕ
4. gcd(x;y)^n | y^n
5. z : ℤ
6. z | x^n
7. z | y^n
8. v : ℤ
9. a : ℤ
10. b : ℤ
11. CoPrime(a,b)
12. x = (v * a) ∈ ℤ
13. y = (v * b) ∈ ℤ
⊢ z | v^n
Latex:
Latex:
1. x : \mBbbZ{}
2. y : \mBbbZ{}
3. n : \mBbbN{}
4. gcd(x;y)\^{}n | y\^{}n
5. z : \mBbbZ{}
6. z | x\^{}n
7. z | y\^{}n
\mvdash{} z | gcd(x;y)\^{}n
By
Latex:
TACTIC:(((InstLemma `gcd-property` [\mkleeneopen{}x\mkleeneclose{}; \mkleeneopen{}y\mkleeneclose{}])\mcdot{} THENA Auto)
THEN (MoveToConcl (-1))
THEN (GenConclAtAddr [2; 2; 1])
THEN (Thin (-1))
THEN Auto
THEN ExRepD)
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