Nuprl Lemma : wfForm_wf

[C:Type]. ∀[f:Form(C)].  (wfForm(f) ∈ 𝔹)


Proof




Definitions occuring in Statement :  wfForm: wfForm(f) Form: Form(C) bool: 𝔹 uall: [x:A]. B[x] member: t ∈ T universe: Type
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T wfForm: wfForm(f)
Lemmas referenced :  wfFormAux_wf termForm_wf Form_wf
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation introduction cut sqequalRule applyEquality extract_by_obid sqequalHypSubstitution isectElimination thin cumulativity hypothesisEquality hypothesis axiomEquality equalityTransitivity equalitySymmetry isect_memberEquality because_Cache universeEquality

Latex:
\mforall{}[C:Type].  \mforall{}[f:Form(C)].    (wfForm(f)  \mmember{}  \mBbbB{})



Date html generated: 2018_05_21-PM-11_26_57
Last ObjectModification: 2017_10_10-PM-05_07_24

Theory : PZF


Home Index