Nuprl Lemma : ip-between-inner-trans

[rv:InnerProductSpace]. ∀[a,b,c,d:Point(rv)].  (a_b_d  b_c_d  a_b_c)


Proof




Definitions occuring in Statement :  ip-between: a_b_c inner-product-space: InnerProductSpace uall: [x:A]. B[x] implies:  Q
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T implies:  Q prop: ip-between: a_b_c subtype_rel: A ⊆B guard: {T} uimplies: supposing a or: P ∨ Q all: x:A. B[x] iff: ⇐⇒ Q and: P ∧ Q rev_implies:  Q exists: x:A. B[x] ss-eq: Error :ss-eq,  not: ¬A false: False stable: Stable{P} uiff: uiff(P;Q) top: Top cand: c∧ B req_int_terms: t1 ≡ t2 rneq: x ≠ y i-member: r ∈ I rooint: (l, u) rdiv: (x/y) rev_uimplies: rev_uimplies(P;Q) true: True squash: T rat_term_to_real: rat_term_to_real(f;t) rtermAdd: left "+" right rat_term_ind: rat_term_ind rtermDivide: num "/" denom rtermMultiply: left "*" right rtermSubtract: left "-" right rtermConstant: "const" rtermVar: rtermVar(var) pi1: fst(t) pi2: snd(t)
Lemmas referenced :  ip-between_wf req_witness radd_wf rmul_wf rv-norm_wf rv-sub_wf inner-product-space_subtype rv-ip_wf int-to-real_wf Error :ss-point_wf,  real-vector-space_subtype1 subtype_rel_transitivity inner-product-space_wf real-vector-space_wf Error :separation-space_wf,  stable__ip-between false_wf Error :ss-sep_wf,  not_wf ip-between-iff Error :ss-sep-symmetry,  ip-between-trivial2 ip-between-trivial istype-void minimal-double-negation-hyp-elim minimal-not-not-excluded-middle ip-between_functionality Error :ss-eq_weakening,  Error :ss-eq_inversion,  rv-add_wf rv-mul_wf rsub_wf Error :ss-eq_wf,  i-member_wf rooint_wf iff_weakening_uiff Error :ss-eq_functionality,  rv-add_functionality rv-mul_functionality req_weakening member_rooint_lemma rmul_preserves_rless radd-preserves-rless itermSubtract_wf itermMultiply_wf itermConstant_wf itermVar_wf rless-implies-rless req-iff-rsub-is-0 rless_transitivity2 rleq_weakening_rless itermAdd_wf rless_functionality real_polynomial_null istype-int real_term_value_sub_lemma real_term_value_mul_lemma real_term_value_const_lemma real_term_value_var_lemma real_term_value_add_lemma rdiv_wf rless_wf rminus_wf rinv_wf2 itermMinus_wf req_transitivity radd_functionality rminus_functionality rmul-rinv3 real_term_value_minus_lemma rmul_preserves_req req_functionality rmul_functionality rmul-rinv req_wf squash_wf true_wf real_wf subtype_rel_self iff_weakening_equal rv-mul-linear rv-add-assoc uiff_transitivity rv-mul-mul rv-mul-add-alt rv-mul-add assert-rat-term-eq2 rtermVar_wf rtermAdd_wf rtermDivide_wf rtermSubtract_wf rtermMultiply_wf rtermConstant_wf ip-between-same
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation_alt introduction cut lambdaFormation_alt universeIsType extract_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis sqequalRule lambdaEquality_alt dependent_functionElimination applyEquality setElimination rename inhabitedIsType equalityTransitivity equalitySymmetry because_Cache natural_numberEquality independent_functionElimination functionIsTypeImplies isect_memberEquality_alt isectIsTypeImplies instantiate independent_isectElimination unionEquality functionEquality productElimination unionIsType functionIsType unionElimination voidElimination productIsType dependent_pairFormation_alt independent_pairFormation promote_hyp approximateComputation int_eqEquality closedConclusion inrFormation_alt equalityIstype imageElimination imageMemberEquality baseClosed universeEquality

Latex:
\mforall{}[rv:InnerProductSpace].  \mforall{}[a,b,c,d:Point(rv)].    (a\_b\_d  {}\mRightarrow{}  b\_c\_d  {}\mRightarrow{}  a\_b\_c)



Date html generated: 2020_05_20-PM-01_13_39
Last ObjectModification: 2019_12_08-PM-07_01_54

Theory : inner!product!spaces


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