Nuprl Definition : uniform-Kan-filler

uniform-Kan-filler(X;filler) ==
  ∀I:Cname List. ∀J:nameset(I) List. ∀x:nameset(I). ∀i:ℕ2. ∀bx:open_box(X;I;J;x;i). ∀K:Cname List. ∀f:name-morph(I;K).
    ((∀i:nameset(I). ((i ∈ J)  (↑isname(f i))))
     (↑isname(f x))
     (f(filler bx) (filler map(f;J) (f x) open_box_image(X;I;K;f;bx)) ∈ X(K)))



Definitions occuring in Statement :  open_box_image: open_box_image(X;I;K;f;bx) open_box: open_box(X;I;J;x;i) cube-set-restriction: f(s) I-cube: X(I) name-morph: name-morph(I;J) isname: isname(z) nameset: nameset(L) coordinate_name: Cname l_member: (x ∈ l) map: map(f;as) list: List int_seg: {i..j-} assert: b all: x:A. B[x] implies:  Q apply: a natural_number: $n equal: t ∈ T
Definitions occuring in definition :  int_seg: {i..j-} natural_number: $n open_box: open_box(X;I;J;x;i) list: List name-morph: name-morph(I;J) all: x:A. B[x] nameset: nameset(L) l_member: (x ∈ l) coordinate_name: Cname implies:  Q assert: b isname: isname(z) equal: t ∈ T I-cube: X(I) cube-set-restriction: f(s) map: map(f;as) apply: a open_box_image: open_box_image(X;I;K;f;bx)
FDL editor aliases :  uniform-Kan-filler

Latex:
uniform-Kan-filler(X;filler)  ==
    \mforall{}I:Cname  List.  \mforall{}J:nameset(I)  List.  \mforall{}x:nameset(I).  \mforall{}i:\mBbbN{}2.  \mforall{}bx:open\_box(X;I;J;x;i).  \mforall{}K:Cname  List.
    \mforall{}f:name-morph(I;K).
        ((\mforall{}i:nameset(I).  ((i  \mmember{}  J)  {}\mRightarrow{}  (\muparrow{}isname(f  i))))
        {}\mRightarrow{}  (\muparrow{}isname(f  x))
        {}\mRightarrow{}  (f(filler  I  J  x  i  bx)  =  (filler  K  map(f;J)  (f  x)  i  open\_box\_image(X;I;K;f;bx))))



Date html generated: 2016_06_16-PM-06_49_22
Last ObjectModification: 2015_09_23-AM-09_32_37

Theory : cubical!sets


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