Nuprl Lemma : geo-le-pt-reflexivity

e:BasicGeometry. ∀a,b:Point.  ab≤ab


Proof




Definitions occuring in Statement :  geo-le-pt: ab≤cd basic-geometry: BasicGeometry geo-point: Point all: x:A. B[x]
Definitions unfolded in proof :  uimplies: supposing a guard: {T} subtype_rel: A ⊆B prop: uall: [x:A]. B[x] cand: c∧ B and: P ∧ Q member: t ∈ T exists: x:A. B[x] geo-le-pt: ab≤cd all: x:A. B[x]
Lemmas referenced :  Error :basic-geo-primitives_wf,  Error :basic-geo-structure_wf,  basic-geometry_wf subtype_rel_transitivity basic-geometry-subtype geo-point_wf geo-congruent_wf geo-between_wf geo-congruent-refl geo-between-trivial
Rules used in proof :  independent_isectElimination instantiate sqequalRule applyEquality productEquality because_Cache independent_pairFormation hypothesis isectElimination thin dependent_functionElimination sqequalHypSubstitution extract_by_obid introduction cut hypothesisEquality dependent_pairFormation lambdaFormation sqequalReflexivity computationStep sqequalTransitivity sqequalSubstitution

Latex:
\mforall{}e:BasicGeometry.  \mforall{}a,b:Point.    ab\mleq{}ab



Date html generated: 2017_10_02-PM-06_46_20
Last ObjectModification: 2017_08_05-PM-04_51_15

Theory : euclidean!plane!geometry


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