Nuprl Lemma : bm_firsti_wf

∀[T,Key:Type]. ∀[m:binary_map(T;Key)].  (bm_firsti(m) ∈ Key × T?)


Proof




Definitions occuring in Statement :  bm_firsti: bm_firsti(m),  binary_map: binary_map(T;Key),  uall: ∀[x:A]. B[x],  unit: Unit,  member: t ∈ T,  product: x:A × B[x],  union: left + right,  universe: Type
Lemmas :  binary_map_ind_wf_simple,  unit_wf2,  it_wf,  bm_isEmpty_wf,  bool_wf,  eqtt_to_assert,  binary_map_wf
\mforall{}[T,Key:Type].  \mforall{}[m:binary\_map(T;Key)].    (bm\_firsti(m)  \mmember{}  Key  \mtimes{}  T?)



Date html generated: 2015_07_17-AM-08_18_52
Last ObjectModification: 2015_01_27-PM-00_37_10

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