Nuprl Lemma : test-false_wf

test-false() ∈ test-prop()


Proof




Definitions occuring in Statement :  test-false: test-false() test-prop: test-prop() member: t ∈ T
Definitions unfolded in proof :  test-prop: test-prop() test-false: test-false() member: t ∈ T uall: [x:A]. B[x] tuple-type: tuple-type(L) list_ind: list_ind prec-arg-types: prec-arg-types(lbl,p.a[lbl; p];i;lbl) map: map(f;as) mrec-spec: mrec-spec(L;lbl;p) apply-alist: apply-alist(eq;L;x) test-Spec: test-Spec() cons: [a b] ifthenelse: if then else fi  atom-deq: AtomDeq eq_atom: =a y pi1: fst(t) bfalse: ff btrue: tt pi2: snd(t) null: null(as) nil: [] it: unit: Unit uimplies: supposing a less_than: a < b squash: T less_than': less_than'(a;b) length: ||as|| true: True and: P ∧ Q
Lemmas referenced :  mk-prec_wf-mrec test-Spec_wf
Rules used in proof :  sqequalSubstitution sqequalRule sqequalTransitivity computationStep sqequalReflexivity cut introduction extract_by_obid sqequalHypSubstitution isectElimination thin hypothesis closedConclusion tokenEquality axiomEquality natural_numberEquality independent_isectElimination independent_pairFormation imageMemberEquality hypothesisEquality baseClosed

Latex:
test-false()  \mmember{}  test-prop()



Date html generated: 2019_10_15-AM-10_48_59
Last ObjectModification: 2019_03_25-PM-01_47_55

Theory : tree_1


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