Step
*
1
3
2
of Lemma
int_mod_isect_int_mod
1. n : ℕ+
2. m : ℕ+
3. x : Base
4. x1 : Base
5. x = x1 ∈ pertype(λx,y. ((x ∈ ℤ) ∧ (y ∈ ℤ) ∧ (x ≡ y mod lcm(n;m))))
6. x ∈ ℤ
7. x1 ∈ ℤ
8. x ≡ x1 mod lcm(n;m)
9. x ≡ x1 mod n
10. m | lcm(n;m)
⊢ x ≡ x1 mod m
BY
{ (Thin (-2) THEN (D (-2) THEN D -1 THEN With ⌜c1 * c⌝ (D 0)⋅ THEN Auto)⋅) }
Latex:
Latex:
1. n : \mBbbN{}\msupplus{}
2. m : \mBbbN{}\msupplus{}
3. x : Base
4. x1 : Base
5. x = x1
6. x \mmember{} \mBbbZ{}
7. x1 \mmember{} \mBbbZ{}
8. x \mequiv{} x1 mod lcm(n;m)
9. x \mequiv{} x1 mod n
10. m | lcm(n;m)
\mvdash{} x \mequiv{} x1 mod m
By
Latex:
(Thin (-2) THEN (D (-2) THEN D -1 THEN With \mkleeneopen{}c1 * c\mkleeneclose{} (D 0)\mcdot{} THEN Auto)\mcdot{})
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