Nuprl Lemma : ctt-context-term-mng_wf
∀[X:?CubicalContext]. ∀[t:CttTerm].  (ctt-context-term-mng{i:l}(X;t) ∈ [[X;t]])
Proof
Definitions occuring in Statement : 
ctt-context-term-mng: ctt-context-term-mng{i:l}(X;t)
, 
ctt_meaning: [[ctxt;t]]
, 
ctt-term: CttTerm
, 
cubical-context: ?CubicalContext
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
ctt-context-term-mng: ctt-context-term-mng{i:l}(X;t)
, 
so_lambda: so_lambda4, 
all: ∀x:A. B[x]
, 
and: P ∧ Q
, 
so_lambda: λ2x y.t[x; y]
, 
pi2: snd(t)
, 
so_apply: x[s1;s2]
, 
ctt-meaning-triple: CttMeaningTriple
, 
prop: ℙ
, 
pi1: fst(t)
, 
ctt-term: CttTerm
, 
wfterm: wfterm(opr;sort;arity)
, 
subtype_rel: A ⊆r B
, 
so_lambda: λ2x.t[x]
, 
so_apply: x[s]
, 
so_apply: x[s1;s2;s3;s4]
, 
so_lambda: so_lambda3, 
varterm: varterm(v)
, 
ctt_meaning: [[ctxt;t]]
, 
ctt-meaning-type: ctt-meaning-type{i:l}(X;t)
, 
isvarterm: isvarterm(t)
, 
isl: isl(x)
, 
ifthenelse: if b then t else f fi 
, 
btrue: tt
, 
so_apply: x[s1;s2;s3]
Lemmas referenced : 
wfterm-accum_wf_ctt1, 
vdf-eq_wf, 
cubical-context_wf, 
list_wf, 
varname_wf, 
ctt-term_wf, 
ctt_meaning_wf, 
ctt-binder-context_wf, 
assert_wf, 
wf-term_wf, 
ctt-op_wf, 
ctt-kind_wf, 
term_wf, 
ctt-arity_wf, 
mkterm_wf, 
map_wf, 
ctt-meaning-triple_wf, 
ctt-op-meaning_wf, 
pi2_wf, 
istype-assert, 
cubical-context-lookup_wf, 
not_wf, 
equal-wf-T-base
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation_alt, 
cut, 
introduction, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
sqequalRule, 
lambdaEquality_alt, 
lambdaFormation_alt, 
productEquality, 
instantiate, 
hypothesis, 
closedConclusion, 
cumulativity, 
hypothesisEquality, 
productElimination, 
productIsType, 
inhabitedIsType, 
dependent_functionElimination, 
applyEquality, 
universeIsType, 
because_Cache, 
independent_pairEquality, 
setElimination, 
rename, 
equalityTransitivity, 
equalitySymmetry, 
dependent_set_memberEquality_alt, 
setIsType, 
functionExtensionality, 
setEquality, 
baseClosed
Latex:
\mforall{}[X:?CubicalContext].  \mforall{}[t:CttTerm].    (ctt-context-term-mng\{i:l\}(X;t)  \mmember{}  [[X;t]])
Date html generated:
2020_05_21-AM-10_47_10
Last ObjectModification:
2020_05_18-AM-11_42_57
Theory : cubical!type!theory
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