Nuprl Lemma : DVp_Null_wf
∀[x:Unit]. (DVp_Null(x) ∈ C_DVALUEp())
Proof
Definitions occuring in Statement :
DVp_Null: DVp_Null(x),
C_DVALUEp: C_DVALUEp(),
uall: ∀[x:A]. B[x],
unit: Unit,
member: t ∈ T
Lemmas :
C_DVALUEpco-ext,
eq_atom_wf,
bool_wf,
eqtt_to_assert,
assert_of_eq_atom,
unit_wf2,
eqff_to_assert,
equal_wf,
bool_cases_sqequal,
subtype_base_sq,
bool_subtype_base,
assert-bnot,
neg_assert_of_eq_atom,
C_LVALUE_wf,
int_seg_wf,
C_DVALUEpco_wf,
list_wf,
l_member_wf,
false_wf,
le_wf,
nat_wf,
has-value_wf_base,
set_subtype_base,
int_subtype_base,
has-value_wf-partial,
set-value-type,
int-value-type,
C_DVALUEpco_size_wf
\mforall{}[x:Unit]. (DVp\_Null(x) \mmember{} C\_DVALUEp())
Date html generated:
2015_07_17-AM-07_44_09
Last ObjectModification:
2015_01_27-AM-09_46_15
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