Step
*
2
1
1
of Lemma
realexp-nat
1. x : {x:ℝ| r0 < x}
2. n : ℤ
3. n ≠ 0
4. 0 < n
5. realexp(x;r(n - 1)) = x^n - 1
6. r(n) = (r1 + r(n - 1))
⊢ realexp(x;r1) = x
BY
{ (Unfold `realexp` 0 THEN (RWO "expr-req" 0 THENA Auto) THEN nRNorm 0 THEN Auto) }
1
1. x : {x:ℝ| r0 < x}
2. n : ℤ
3. n ≠ 0
4. 0 < n
5. realexp(x;r(n - 1)) = x^n - 1
6. r(n) = (r1 + r(n - 1))
⊢ e^ln(x) = x
Latex:
Latex:
1. x : \{x:\mBbbR{}| r0 < x\}
2. n : \mBbbZ{}
3. n \mneq{} 0
4. 0 < n
5. realexp(x;r(n - 1)) = x\^{}n - 1
6. r(n) = (r1 + r(n - 1))
\mvdash{} realexp(x;r1) = x
By
Latex:
(Unfold `realexp` 0 THEN (RWO "expr-req" 0 THENA Auto) THEN nRNorm 0 THEN Auto)
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