OAI/Analysis/TreePotential/Normalization.lean
6 declarations, 0 contain sorry, 0 declared as axioms
- lemma
OAI.BoundedTreePotentials.rootPath_rootline 14 - theorem
OAI.BoundedTreePotentials.quadraticBlockCost_rootline 21Source documentation
The sharp root normalization for the quadratic cost, distinct from L_n.
theorem quadraticBlockCost_root (n : ℕ) : quadraticBlockCost n (lp.single 2 (root n) (1:ℝ))=1/Real.sqrt 2 := by …Mentions: OAI.BoundedTreePotentials.quadraticBlockCost, OAI.BoundedTreePotentials.root
- theorem
OAI.BoundedTreePotentials.quadratic_finite_support_denseline 45 - theorem
OAI.BoundedTreePotentials.TreeCalculus.four_completed_spaceline 53Source documentation
Completeness, separability and infinite dimension for every literal test-norm completion.
theorem four_completed_space (r : Bool) (k : QuadraticKind) : CompleteSpace (TestCompletion (treeTestFamily r k)) ∧ TopologicalSpace.SeparableSpace (TestCompletion (treeTestFamily r k)) ∧ ¬Module.Finite ℝ (TestCompletion (treeTestFamily r k)) := by …Mentions: OAI.BoundedTreePotentials.TreeCalculus.QuadraticKind, OAI.BoundedTreePotentials.TestCompletion, OAI.BoundedTreePotentials.TreeCalculus.treeTestFamily
- theorem
OAI.BoundedTreePotentials.CostHeads.quadratic_uniform_maximumline 66Source documentation
A uniform positive e_t independent of the unit center; the finite-codimensional tail may depend on the center.
theorem quadratic_uniform_maximum {t : ℝ} (ht : 0< t) : ∃ e : ℝ,0< e ∧ ∀ x : QuadraticOuter,‖x‖=1 → ∃ F : ClosedFiniteCodim QuadraticOuter,∀ u : QuadraticOuter, u ∈ F.space → ‖u‖=1 → 1+e ≤ max ‖x+t • u‖ ‖x-t • u‖ := by …Mentions: OAI.BoundedTreePotentials.QuadraticOuter, OAI.BoundedTreePotentials.ClosedFiniteCodim
- theorem
OAI.BoundedTreePotentials.Segments.start_unit_sphere_boundline 90Source documentation
The segment-start midpoint consequence.
theorem start_unit_sphere_bound (x : StartSpace) (hx : ‖x‖=1) {t ε : ℝ} (ht : 0< t) (hε : 0<ε) : ∃ F : ClosedFiniteCodim StartSpace, ((Real.sqrt (1+t^2/64)-ε : ℝ) : EReal) ≤ ⨅ y : {y : StartSpace // y ∈ F.space ∧ ‖y‖=1}, ((max ‖x+t • y.val‖ ‖x-t • y.val‖ : ℝ) : EReal) := by …Mentions: OAI.BoundedTreePotentials.Segments.StartSpace, OAI.BoundedTreePotentials.ClosedFiniteCodim