| import OAI.GroupTheory.Thompson.UnitBall | |
| import Mathlib.Analysis.InnerProductSpace.PiL2 | |
| import Mathlib.MeasureTheory.Function.L2Space | |
| import Mathlib.MeasureTheory.Measure.Lebesgue.Basic | |
| namespace OAI | |
| noncomputable section | |
| namespace ThompsonNonamenability.Analytic | |
| open MeasureTheory Set | |
| abbrev Plane := EuclideanSpace ℝ (Fin 2) | |
| abbrev intervalMeasure : Measure ℝ := volume.restrict (Icc (0 : ℝ) 1) | |
| abbrev Hilbert := Lp Plane 2 intervalMeasure | |
| abbrev Ball := UnitBall Hilbert | |
| end ThompsonNonamenability.Analytic | |
| end | |
| end OAI | |