OAI/Geometry/Arnold/Quotient.lean
7 declarations, 0 contain sorry, 0 declared as axioms
- lemma
OAI.ArnoldCounterexample.Quadric.project_eq_iff_phaseline 13 - def
OAI.ArnoldCounterexample.Quadric.unitRepresentativeline 28 - lemma
OAI.ArnoldCounterexample.Quadric.project_unitRepresentativeline 29 - lemma
OAI.ArnoldCounterexample.Quadric.phase_map_respectsline 32 - def
OAI.ArnoldCounterexample.Quadric.descendline 41Source documentation
Descent through the actual circle quotient, proved from its actual fibers.
def descend (F : CV → CV) (hF : ∀ z : UnitQuadric, IsUnitQuadric (F z)) (q : Q3) : Q3 := …
Mentions: OAI.ArnoldCounterexample.CV, OAI.ArnoldCounterexample.UnitQuadric, OAI.ArnoldCounterexample.IsUnitQuadric, OAI.ArnoldCounterexample.Q3
- lemma
OAI.ArnoldCounterexample.Quadric.descend_projectline 44 - def
OAI.ArnoldCounterexample.Quadric.descendEquivline 49