Nuprl Lemma : set_leq_wf
∀[p:PosetSig]. ∀[a,b:|p|].  (a ≤ b ∈ ℙ)
Proof
Definitions occuring in Statement : 
set_leq: a ≤ b
, 
set_car: |p|
, 
poset_sig: PosetSig
, 
uall: ∀[x:A]. B[x]
, 
prop: ℙ
, 
member: t ∈ T
Definitions unfolded in proof : 
set_leq: a ≤ b
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
infix_ap: x f y
Lemmas referenced : 
assert_wf, 
set_le_wf, 
set_car_wf, 
poset_sig_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalRule, 
sqequalReflexivity, 
sqequalTransitivity, 
computationStep, 
isect_memberFormation, 
introduction, 
cut, 
lemma_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
applyEquality, 
hypothesisEquality, 
hypothesis, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
isect_memberEquality, 
because_Cache
Latex:
\mforall{}[p:PosetSig].  \mforall{}[a,b:|p|].    (a  \mleq{}  b  \mmember{}  \mBbbP{})
Date html generated:
2016_05_15-PM-00_04_10
Last ObjectModification:
2015_12_26-PM-11_28_45
Theory : sets_1
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