Nuprl Lemma : pisend-var_wf
∀[v:pi_prefix()]. pisend-var(v) ∈ Name supposing ↑pisend?(v)
Proof
Definitions occuring in Statement :
pisend-var: pisend-var(v)
,
pisend?: pisend?(v)
,
pi_prefix: pi_prefix()
,
name: Name
,
assert: ↑b
,
uimplies: b supposing a
,
uall: ∀[x:A]. B[x]
,
member: t ∈ T
Definitions unfolded in proof :
uall: ∀[x:A]. B[x]
,
uimplies: b supposing a
,
member: t ∈ T
,
ext-eq: A ≡ B
,
and: P ∧ Q
,
subtype_rel: A ⊆r B
,
all: ∀x:A. B[x]
,
implies: P
⇒ Q
,
bool: 𝔹
,
unit: Unit
,
it: ⋅
,
btrue: tt
,
uiff: uiff(P;Q)
,
sq_type: SQType(T)
,
guard: {T}
,
eq_atom: x =a y
,
ifthenelse: if b then t else f fi
,
pisend?: pisend?(v)
,
pi1: fst(t)
,
assert: ↑b
,
pisend-var: pisend-var(v)
,
pi2: snd(t)
,
bfalse: ff
,
exists: ∃x:A. B[x]
,
prop: ℙ
,
or: P ∨ Q
,
bnot: ¬bb
,
false: False
Latex:
\mforall{}[v:pi\_prefix()]. pisend-var(v) \mmember{} Name supposing \muparrow{}pisend?(v)
Date html generated:
2016_05_17-AM-11_20_00
Last ObjectModification:
2015_12_29-PM-06_58_35
Theory : event-logic-applications
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