Step
*
2
of Lemma
exp-ge-1
.....upcase.....
1. b : {2...}
2. j : ℤ
3. 0 < j
4. 1 < b^j
⊢ 1 < b^j + 1
BY
{ (RWO "exp_step" 0 THEN Auto) }
1
1. b : {2...}
2. j : ℤ
3. 0 < j
4. 1 < b^j
⊢ 1 < b * b^(j + 1) - 1
Latex:
Latex:
.....upcase.....
1. b : \{2...\}
2. j : \mBbbZ{}
3. 0 < j
4. 1 < b\^{}j
\mvdash{} 1 < b\^{}j + 1
By
Latex:
(RWO "exp\_step" 0 THEN Auto)
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