Nuprl Lemma : inhabited-rat-interval_wf

[I:ℚInterval]. (Inhabited(I) ∈ 𝔹)


Proof




Definitions occuring in Statement :  inhabited-rat-interval: Inhabited(I) rational-interval: Interval bool: 𝔹 uall: [x:A]. B[x] member: t ∈ T
Definitions unfolded in proof :  rational-interval: Interval inhabited-rat-interval: Inhabited(I) member: t ∈ T uall: [x:A]. B[x]
Lemmas referenced :  rational-interval_wf q_le_wf
Rules used in proof :  universeIsType equalitySymmetry equalityTransitivity axiomEquality hypothesis isectElimination extract_by_obid hypothesisEquality independent_pairEquality thin productElimination sqequalHypSubstitution spreadEquality sqequalRule cut introduction isect_memberFormation_alt sqequalReflexivity computationStep sqequalTransitivity sqequalSubstitution

Latex:
\mforall{}[I:\mBbbQ{}Interval].  (Inhabited(I)  \mmember{}  \mBbbB{})



Date html generated: 2019_10_29-AM-07_47_32
Last ObjectModification: 2019_10_17-PM-04_32_13

Theory : rationals


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