Step
*
1
of Lemma
mesh-uniform-partition
1. I : Interval
2. icompact(I)
3. k : ℕ+
4. 2 ≤ ||full-partition(I;uniform-partition(I;k))||
5. i : ℕ(||full-partition(I;uniform-partition(I;k))|| - 2) + 1
6. ||full-partition(I;uniform-partition(I;k))|| = (k + 1) ∈ ℤ
7. i < k
⊢ ((r(k) * full-partition(I;uniform-partition(I;k))[i + 1]) + -(r(k) * full-partition(I;uniform-partition(I;k))[i]))
= |I|
BY
{ ((RWO "rmul_comm" 0⋅ THENA Auto) THEN RWO "uniform-partition-point" 0 THEN Auto) }
1
1. I : Interval
2. icompact(I)
3. k : ℕ+
4. 2 ≤ ||full-partition(I;uniform-partition(I;k))||
5. i : ℕ(||full-partition(I;uniform-partition(I;k))|| - 2) + 1
6. ||full-partition(I;uniform-partition(I;k))|| = (k + 1) ∈ ℤ
7. i < k
⊢ ((((r(k) - r(i + 1)) * left-endpoint(I)) + (r(i + 1) * right-endpoint(I)))
+ -(((r(k) - r(i)) * left-endpoint(I)) + (r(i) * right-endpoint(I))))
= |I|
Latex:
Latex:
1. I : Interval
2. icompact(I)
3. k : \mBbbN{}\msupplus{}
4. 2 \mleq{} ||full-partition(I;uniform-partition(I;k))||
5. i : \mBbbN{}(||full-partition(I;uniform-partition(I;k))|| - 2) + 1
6. ||full-partition(I;uniform-partition(I;k))|| = (k + 1)
7. i < k
\mvdash{} ((r(k) * full-partition(I;uniform-partition(I;k))[i + 1])
+ -(r(k) * full-partition(I;uniform-partition(I;k))[i]))
= |I|
By
Latex:
((RWO "rmul\_comm" 0\mcdot{} THENA Auto) THEN RWO "uniform-partition-point" 0 THEN Auto)
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