Step * 1 of Lemma cu-box-in-box_wf


1. Cname List
2. nameset(I) List
3. nameset(I)
4. : â„•2
5. box I-face(c𝕌;I) List
6. adjacent-compatible(c𝕌;I;box)
∧ (ÂŹ(x âˆˆ J))
∧ l_subset(Cname;J;I)
∧ ((∀y:nameset(J). âˆ€c:ℕ2.  (∃f∈box. face-name(f) = <y, c> âˆˆ (nameset(I) Ă— â„•2)))
  âˆ§ (∃f∈box. face-name(f) = <x, d> âˆˆ (nameset(I) Ă— â„•2))
  âˆ§ (∀f∈box.ÂŹ(face-name(f) = <x, d> âˆˆ (nameset(I) Ă— â„•2))))
∧ (∀f∈box.(fst(f) âˆˆ [x J]))
∧ (∀f1,f2∈box.  ÂŹ(face-name(f1) face-name(f2) âˆˆ (nameset(I) Ă— â„•2)))
⊢ {u:i:ℕ||box|| âŸś cu-cube-family(cube(box[i]);I-[dimension(box[i])];1)| 
   âˆ€i,j:ℕ||box||.
     ((ÂŹ(dimension(box[i]) dimension(box[j]) âˆˆ Cname))
     â‡’ (cu-cube-restriction(cube(box[i]);I-[dimension(box[i])];I-[dimension(box[i]); dimension(box[j])];
                             (dimension(box[j]):=direction(box[j]));1;u i)
        cu-cube-restriction(cube(box[j]);I-[dimension(box[j])];I-[dimension(box[j]); dimension(box[i])];
                              (dimension(box[i]):=direction(box[i]));1;u j)
        âˆˆ cu-cube-family(cube(box[i]);I-[dimension(box[i]);
                                         dimension(box[j])];(1 (dimension(box[j]):=direction(box[j]))))))}  âˆˆ Type
BY
TACTIC:MemCD }

1
.....subterm..... T:t
1:n
1. Cname List
2. nameset(I) List
3. nameset(I)
4. : â„•2
5. box I-face(c𝕌;I) List
6. adjacent-compatible(c𝕌;I;box)
∧ (ÂŹ(x âˆˆ J))
∧ l_subset(Cname;J;I)
∧ ((∀y:nameset(J). âˆ€c:ℕ2.  (∃f∈box. face-name(f) = <y, c> âˆˆ (nameset(I) Ă— â„•2)))
  âˆ§ (∃f∈box. face-name(f) = <x, d> âˆˆ (nameset(I) Ă— â„•2))
  âˆ§ (∀f∈box.ÂŹ(face-name(f) = <x, d> âˆˆ (nameset(I) Ă— â„•2))))
∧ (∀f∈box.(fst(f) âˆˆ [x J]))
∧ (∀f1,f2∈box.  ÂŹ(face-name(f1) face-name(f2) âˆˆ (nameset(I) Ă— â„•2)))
⊢ i:ℕ||box|| âŸś cu-cube-family(cube(box[i]);I-[dimension(box[i])];1) âˆˆ Type

2
.....subterm..... T:t
2:n
1. Cname List
2. nameset(I) List
3. nameset(I)
4. : â„•2
5. box I-face(c𝕌;I) List
6. adjacent-compatible(c𝕌;I;box)
∧ (ÂŹ(x âˆˆ J))
∧ l_subset(Cname;J;I)
∧ ((∀y:nameset(J). âˆ€c:ℕ2.  (∃f∈box. face-name(f) = <y, c> âˆˆ (nameset(I) Ă— â„•2)))
  âˆ§ (∃f∈box. face-name(f) = <x, d> âˆˆ (nameset(I) Ă— â„•2))
  âˆ§ (∀f∈box.ÂŹ(face-name(f) = <x, d> âˆˆ (nameset(I) Ă— â„•2))))
∧ (∀f∈box.(fst(f) âˆˆ [x J]))
∧ (∀f1,f2∈box.  ÂŹ(face-name(f1) face-name(f2) âˆˆ (nameset(I) Ă— â„•2)))
7. i:ℕ||box|| âŸś cu-cube-family(cube(box[i]);I-[dimension(box[i])];1)
⊢ âˆ€i,j:ℕ||box||.
    ((ÂŹ(dimension(box[i]) dimension(box[j]) âˆˆ Cname))
    â‡’ (cu-cube-restriction(cube(box[i]);I-[dimension(box[i])];I-[dimension(box[i]); dimension(box[j])];
                            (dimension(box[j]):=direction(box[j]));1;u i)
       cu-cube-restriction(cube(box[j]);I-[dimension(box[j])];I-[dimension(box[j]); dimension(box[i])];
                             (dimension(box[i]):=direction(box[i]));1;u j)
       âˆˆ cu-cube-family(cube(box[i]);I-[dimension(box[i]);
                                        dimension(box[j])];(1 (dimension(box[j]):=direction(box[j])))))) âˆˆ Type


Latex:


Latex:

1.  I  :  Cname  List
2.  J  :  nameset(I)  List
3.  x  :  nameset(I)
4.  d  :  \mBbbN{}2
5.  box  :  I-face(c\mBbbU{};I)  List
6.  adjacent-compatible(c\mBbbU{};I;box)
\mwedge{}  (\mneg{}(x  \mmember{}  J))
\mwedge{}  l\_subset(Cname;J;I)
\mwedge{}  ((\mforall{}y:nameset(J).  \mforall{}c:\mBbbN{}2.    (\mexists{}f\mmember{}box.  face-name(f)  =  <y,  c>))
    \mwedge{}  (\mexists{}f\mmember{}box.  face-name(f)  =  <x,  d>)
    \mwedge{}  (\mforall{}f\mmember{}box.\mneg{}(face-name(f)  =  <x,  1  -  d>)))
\mwedge{}  (\mforall{}f\mmember{}box.(fst(f)  \mmember{}  [x  /  J]))
\mwedge{}  (\mforall{}f1,f2\mmember{}box.    \mneg{}(face-name(f1)  =  face-name(f2)))
\mvdash{}  \{u:i:\mBbbN{}||box||  {}\mrightarrow{}  cu-cube-family(cube(box[i]);I-[dimension(box[i])];1)| 
      \mforall{}i,j:\mBbbN{}||box||.
          ((\mneg{}(dimension(box[i])  =  dimension(box[j])))
          {}\mRightarrow{}  (cu-cube-restriction(cube(box[i]);I-[dimension(box[i])];I-[dimension(box[i]);
                                                                                                                                      dimension(box[j])];
                                                          (dimension(box[j]):=direction(box[j]));1;u  i)
                =  cu-cube-restriction(cube(box[j]);I-[dimension(box[j])];I-[dimension(box[j]);
                                                                                                                                        dimension(box[i])];
                                                            (dimension(box[i]):=direction(box[i]));1;u  j)))\}    \mmember{}  Type


By


Latex:
TACTIC:MemCD




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