Step
*
of Lemma
nearby-cases
∀n:ℕ+. ∀x,y:ℝ. ((x < y) ∨ (y < x) ∨ (|x - y| ≤ (r1/r(n))))
BY
{ (Auto
THEN (Evaluate ⌜m = (4 * n) ∈ ℕ+⌝⋅ THENA Auto)
THEN (Evaluate ⌜a = (x m) ∈ ℤ⌝⋅ THENA Auto)
THEN (Evaluate ⌜b = (y m) ∈ ℤ⌝⋅ THENA Auto)) }
1
1. n : ℕ+
2. x : ℝ
3. y : ℝ
4. m : ℕ+
5. m = (4 * n) ∈ ℕ+
6. a : ℤ
7. a = (x m) ∈ ℤ
8. b : ℤ
9. b = (y m) ∈ ℤ
⊢ (x < y) ∨ (y < x) ∨ (|x - y| ≤ (r1/r(n)))
Latex:
Latex:
\mforall{}n:\mBbbN{}\msupplus{}. \mforall{}x,y:\mBbbR{}. ((x < y) \mvee{} (y < x) \mvee{} (|x - y| \mleq{} (r1/r(n))))
By
Latex:
(Auto
THEN (Evaluate \mkleeneopen{}m = (4 * n)\mkleeneclose{}\mcdot{} THENA Auto)
THEN (Evaluate \mkleeneopen{}a = (x m)\mkleeneclose{}\mcdot{} THENA Auto)
THEN (Evaluate \mkleeneopen{}b = (y m)\mkleeneclose{}\mcdot{} THENA Auto))
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