Nuprl Lemma : mtge1_wf

[a,b,c,d:ℤ].  (mtge1(a;b;c;d) ∈ 𝔹)


Proof




Definitions occuring in Statement :  mtge1: mtge1(a;b;c;d) bool: 𝔹 uall: [x:A]. B[x] member: t ∈ T int:
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T mtge1: mtge1(a;b;c;d)
Lemmas referenced :  bor_wf band_wf le_int_wf lt_int_wf
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation introduction cut sqequalRule lemma_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis axiomEquality equalityTransitivity equalitySymmetry intEquality isect_memberEquality because_Cache

Latex:
\mforall{}[a,b,c,d:\mBbbZ{}].    (mtge1(a;b;c;d)  \mmember{}  \mBbbB{})



Date html generated: 2016_05_15-PM-10_34_32
Last ObjectModification: 2015_12_27-PM-08_01_31

Theory : rationals


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