Nuprl Lemma : functor-uncurry_wf

∀[A,B,C:SmallCategory].  (functor-uncurry(C) ∈ Functor(FUN(A;FUN(B;C));FUN(A × B;C)))


Proof




Definitions occuring in Statement :  functor-uncurry: functor-uncurry(C),  product-cat: A × B,  functor-cat: FUN(C1;C2),  cat-functor: Functor(C1;C2),  small-category: SmallCategory,  uall: ∀[x:A]. B[x],  member: t ∈ T
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  all: ∀x:A. B[x],  top: Top,  so_lambda: λ2x.t[x],  pi1: fst(t),  subtype_rel: A ⊆r B,  cat-ob: cat-ob(C),  functor-cat: FUN(C1;C2),  cat-functor: Functor(C1;C2),  pi2: snd(t),  so_apply: x[s],  so_lambda: so_lambda(x,y,z.t[x; y; z]),  nat-trans: nat-trans(C;D;F;G),  uimplies: b supposing a,  so_apply: x[s1;s2;s3],  functor-uncurry: functor-uncurry(C),  trans-comp: t1 o t2,  squash: ↓T,  prop: ℙ,  cat-arrow: cat-arrow(C),  true: True,  guard: {T},  iff: P ⇐⇒ Q,  and: P ∧ Q,  rev_implies: P ⇐ Q,  implies: P ⇒ Q,  identity-trans: identity-trans(C;D;F)
Lemmas referenced :  functor_cat_ob_lemma,  istype-void,  mk-functor_wf,  product-cat_wf,  functor-ob_wf,  functor-cat_wf,  ob_product_lemma,  subtype_rel_self,  cat-functor_wf,  cat-ob_wf,  cat-comp_wf,  functor-arrow_wf,  arrow_prod_lemma,  functor_cat_arrow_lemma,  cat-arrow_wf,  pi1_wf_top,  subtype_rel_product,  top_wf,  pi2_wf,  mk-nat-trans_wf,  ob_mk_functor_lemma,  arrow_mk_functor_lemma,  functor_cat_comp_lemma,  trans_comp_ap_lemma,  squash_wf,  all_wf,  equal_wf,  comp_product_cat_lemma,  id_prod_cat_lemma,  ap_mk_nat_trans_lemma,  functor_cat_id_lemma,  ident_trans_ap_lemma,  small-category_wf,  nat-trans_wf,  cat-id_wf,  true_wf,  istype-universe,  functor-arrow-comp,  cat-comp-assoc,  nat-trans-equation,  nat-trans-comp-equation,  nat-trans-assoc-comp-equation,  nat-trans-assoc-equation,  iff_weakening_equal,  functor-arrow-id,  cat-comp-ident2,  cat-comp-ident1,  trans-comp_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation_alt,  introduction,  cut,  lambdaFormation_alt,  sqequalRule,  extract_by_obid,  sqequalHypSubstitution,  dependent_functionElimination,  thin,  isect_memberEquality_alt,  voidElimination,  hypothesis,  isectElimination,  hypothesisEquality,  lambdaEquality_alt,  applyEquality,  because_Cache,  productElimination,  universeIsType,  setElimination,  rename,  inhabitedIsType,  equalityTransitivity,  equalitySymmetry,  productIsType,  independent_isectElimination,  imageElimination,  functionIsType,  imageMemberEquality,  baseClosed,  axiomEquality,  isectIsTypeImplies,  natural_numberEquality,  instantiate,  universeEquality,  independent_functionElimination,  applyLambdaEquality

Latex:
\mforall{}[A,B,C:SmallCategory].    (functor-uncurry(C)  \mmember{}  Functor(FUN(A;FUN(B;C));FUN(A  \mtimes{}  B;C)))



Date html generated: 2019_10_31-AM-07_24_44
Last ObjectModification: 2018_12_13-AM-10_03_58

Theory : small!categories


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