Step * of Lemma partition-sum-rmul-const

I:Interval
  (icompact(I)
   (∀f:I ⟶ℝ. ∀c:ℝ. ∀p:partition(I). ∀y:partition-choice(full-partition(I;p)).
        (S(λx.(c (f x));full-partition(I;p)) (c S(f;full-partition(I;p))))))
BY
(Auto
   THEN Unfold `partition-sum` 0
   THEN Reduce 0
   THEN (GenConcl ⌜a ∈ (ℕ||p|| 1 ⟶ {x:ℝx ∈ I} )⌝⋅ THENA Auto)) }

1
1. Interval
2. icompact(I)
3. I ⟶ℝ
4. : ℝ
5. partition(I)
6. partition-choice(full-partition(I;p))
7. : ℕ||p|| 1 ⟶ {x:ℝx ∈ I} 
8. a ∈ (ℕ||p|| 1 ⟶ {x:ℝx ∈ I} )
⊢ Σ{(c (f (a i))) (full-partition(I;p)[i 1] full-partition(I;p)[i]) 0≤i≤||full-partition(I;p)|| 2}
(c * Σ{(f (a i)) (full-partition(I;p)[i 1] full-partition(I;p)[i]) 0≤i≤||full-partition(I;p)|| 2})


Latex:


Latex:
\mforall{}I:Interval
    (icompact(I)
    {}\mRightarrow{}  (\mforall{}f:I  {}\mrightarrow{}\mBbbR{}.  \mforall{}c:\mBbbR{}.  \mforall{}p:partition(I).  \mforall{}y:partition-choice(full-partition(I;p)).
                (S(\mlambda{}x.(c  *  (f  x));full-partition(I;p))  =  (c  *  S(f;full-partition(I;p))))))


By


Latex:
(Auto  THEN  Unfold  `partition-sum`  0  THEN  Reduce  0  THEN  (GenConcl  \mkleeneopen{}y  =  a\mkleeneclose{}\mcdot{}  THENA  Auto))




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