Step
*
1
1
1
of Lemma
qlog-exists
1. q : {q:ℚ| (0 ≤ q) ∧ q < 1}
2. [n] : ℕ
3. ∀[m:ℕn]. ∀e:{e:ℚ| 0 < e ∧ (e ≤ 1) ∧ q ↑ m < e} . {n:ℕ+| (e ≤ q ↑ n - 1) ∧ q ↑ n < e}
4. e : {e:ℚ| 0 < e ∧ (e ≤ 1) ∧ q ↑ n < e}
5. e ≤ q
6. n1 : ℕ
7. n2 : ℚ
8. [%7] : (n2 = q ↑ n1 ∈ ℚ) ∧ (e ≤ n2) ∧ n2 * n2 < e
9. n1 = 1 ∈ ℤ
⊢ {n:ℕ+| (e ≤ q ↑ n - 1) ∧ q ↑ n < e}
BY
{ (UseWitness ⌜2⌝⋅
THEN Eliminate ⌜n1⌝⋅
THEN MemTypeCD
THEN Auto
THEN RWO "qexp2" 0
THEN Auto
THEN AllHyps (RWO "qexp1")
THEN Auto)⋅ }
Latex:
Latex:
1. q : \{q:\mBbbQ{}| (0 \mleq{} q) \mwedge{} q < 1\}
2. [n] : \mBbbN{}
3. \mforall{}[m:\mBbbN{}n]. \mforall{}e:\{e:\mBbbQ{}| 0 < e \mwedge{} (e \mleq{} 1) \mwedge{} q \muparrow{} m < e\} . \{n:\mBbbN{}\msupplus{}| (e \mleq{} q \muparrow{} n - 1) \mwedge{} q \muparrow{} n < e\}
4. e : \{e:\mBbbQ{}| 0 < e \mwedge{} (e \mleq{} 1) \mwedge{} q \muparrow{} n < e\}
5. e \mleq{} q
6. n1 : \mBbbN{}
7. n2 : \mBbbQ{}
8. [\%7] : (n2 = q \muparrow{} n1) \mwedge{} (e \mleq{} n2) \mwedge{} n2 * n2 < e
9. n1 = 1
\mvdash{} \{n:\mBbbN{}\msupplus{}| (e \mleq{} q \muparrow{} n - 1) \mwedge{} q \muparrow{} n < e\}
By
Latex:
(UseWitness \mkleeneopen{}2\mkleeneclose{}\mcdot{}
THEN Eliminate \mkleeneopen{}n1\mkleeneclose{}\mcdot{}
THEN MemTypeCD
THEN Auto
THEN RWO "qexp2" 0
THEN Auto
THEN AllHyps (RWO "qexp1")
THEN Auto)\mcdot{}
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