Nuprl Lemma : permutation-s-group_wf
∀[rv:SeparationSpace]. ∀[sepw:∀x:Point. ∀y:{y:Point| x # y} .  x # y].  (Perm(rv) ∈ s-Group)
Proof
Definitions occuring in Statement : 
permutation-s-group: Perm(rv)
, 
s-group: s-Group
, 
ss-sep: x # y
, 
ss-point: Point
, 
separation-space: SeparationSpace
, 
uall: ∀[x:A]. B[x]
, 
all: ∀x:A. B[x]
, 
member: t ∈ T
, 
set: {x:A| B[x]} 
Definitions unfolded in proof : 
exists: ∃x:A. B[x]
, 
or: P ∨ Q
, 
fun-sep: fun-sep(ss;A;f;g)
, 
pi1: fst(t)
, 
pi2: snd(t)
, 
uimplies: b supposing a
, 
uiff: uiff(P;Q)
, 
permutation-s-group: Perm(rv)
, 
false: False
, 
not: ¬A
, 
ss-eq: x ≡ y
, 
guard: {T}
, 
compose: f o g
, 
so_apply: x[s]
, 
so_lambda: λ2x.t[x]
, 
prop: ℙ
, 
implies: P 
⇒ Q
, 
all: ∀x:A. B[x]
, 
cand: A c∧ B
, 
and: P ∧ Q
, 
top: Top
, 
member: t ∈ T
, 
uall: ∀[x:A]. B[x]
Lemmas referenced : 
permutation-ss-sep, 
exists_wf, 
or_wf, 
permutation-ss-eq-iff, 
mk-s-group_wf, 
ss-eq_transitivity, 
compose_wf, 
separation-space_wf, 
permutation-ss_wf, 
ss-eq_wf, 
all_wf, 
ss-sep_wf, 
ss-eq_weakening, 
ss-point_wf, 
permutation-ss-point
Rules used in proof : 
inrEquality, 
dependent_pairEquality, 
inlEquality, 
unionElimination, 
independent_isectElimination, 
setEquality, 
axiomEquality, 
equalitySymmetry, 
equalityTransitivity, 
rename, 
setElimination, 
functionEquality, 
functionExtensionality, 
applyEquality, 
productEquality, 
productElimination, 
independent_pairFormation, 
independent_functionElimination, 
because_Cache, 
dependent_functionElimination, 
lambdaFormation, 
hypothesisEquality, 
lambdaEquality, 
independent_pairEquality, 
dependent_set_memberEquality, 
hypothesis, 
voidEquality, 
voidElimination, 
isect_memberEquality, 
thin, 
isectElimination, 
sqequalHypSubstitution, 
extract_by_obid, 
introduction, 
sqequalRule, 
cut, 
isect_memberFormation, 
sqequalReflexivity, 
computationStep, 
sqequalTransitivity, 
sqequalSubstitution
Latex:
\mforall{}[rv:SeparationSpace].  \mforall{}[sepw:\mforall{}x:Point.  \mforall{}y:\{y:Point|  x  \#  y\}  .    x  \#  y].    (Perm(rv)  \mmember{}  s-Group)
Date html generated:
2016_11_08-AM-09_13_00
Last ObjectModification:
2016_11_03-AM-11_22_25
Theory : inner!product!spaces
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