Nuprl Lemma : qoset_subtype_dset
QOSet ⊆r DSet
Proof
Definitions occuring in Statement : 
qoset: QOSet
, 
dset: DSet
, 
subtype_rel: A ⊆r B
Definitions unfolded in proof : 
subtype_rel: A ⊆r B
, 
member: t ∈ T
, 
qoset: QOSet
Lemmas referenced : 
qoset_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
lambdaEquality, 
sqequalHypSubstitution, 
setElimination, 
thin, 
rename, 
hypothesisEquality, 
cut, 
lemma_by_obid, 
hypothesis
Latex:
QOSet  \msubseteq{}r  DSet
Date html generated:
2016_05_15-PM-00_04_31
Last ObjectModification:
2015_12_26-PM-11_28_31
Theory : sets_1
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