Step
*
1
1
of Lemma
exp_difference_bound
1. n : ℕ+
2. M : ℕ
3. x : ℤ
4. y : ℤ
5. |x| ≤ M
6. |y| ≤ M
7. x1 : ℕn@i
⊢ |x^n - x1 + 1 * y^x1| ≤ M^n - 1
BY
{ (RWO "absval_mul" 0 THEN Auto THEN (RWO "absval_exp" 0 THENA Auto)) }
1
1. n : ℕ+
2. M : ℕ
3. x : ℤ
4. y : ℤ
5. |x| ≤ M
6. |y| ≤ M
7. x1 : ℕn@i
⊢ (|x|^n - x1 + 1 * |y|^x1) ≤ M^n - 1
Latex:
Latex:
1. n : \mBbbN{}\msupplus{}
2. M : \mBbbN{}
3. x : \mBbbZ{}
4. y : \mBbbZ{}
5. |x| \mleq{} M
6. |y| \mleq{} M
7. x1 : \mBbbN{}n@i
\mvdash{} |x\^{}n - x1 + 1 * y\^{}x1| \mleq{} M\^{}n - 1
By
Latex:
(RWO "absval\_mul" 0 THEN Auto THEN (RWO "absval\_exp" 0 THENA Auto))
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