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Step * 1 of Lemma rat-cube-sub-complex-polyhedron-subtype


1. k : ℕ
2. K : ℚCube(k) List
3. P : {c:ℚCube(k)| (c ∈ K)}  ⟶ 𝔹
⊢ filter(P;K) ⊆ K
BY
{ (BLemma `l_subset-l_contains` THEN Auto) }

1
1. k : ℕ
2. K : ℚCube(k) List
3. P : {c:ℚCube(k)| (c ∈ K)}  ⟶ 𝔹
⊢ l_subset(ℚCube(k);filter(P;K);K)

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Latex:

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Latex:

1.  k  :  \mBbbN{}
2.  K  :  \mBbbQ{}Cube(k)  List
3.  P  :  \{c:\mBbbQ{}Cube(k)|  (c  \mmember{}  K)\}    {}\mrightarrow{}  \mBbbB{}
\mvdash{}  filter(P;K)  \msubseteq{}  K


By

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Latex:
(BLemma  `l\_subset-l\_contains`  THEN  Auto)

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