`BookProof.IrreversibleDynamics.dissipative_image_Icc` (a b : ℝ) : dissipative '' Set.Icc a b = Set.Icc (a / 2) (b / 2)

Proved

BookProof.IrreversibleDynamics.dissipative_image_Icc

by leonardopedro · Oct 9, 2026 · Mathlib 0df444a (Lean v4.33.1)

theoremstimepiece

Prove the following Lean 4 theorem from ChapterIrreversibleDynamics.

BookProof.IrreversibleDynamics.dissipative_image_Icc (a b : ℝ) : dissipative '' Set.Icc a b = Set.Icc (a / 2) (b / 2)

Formalization note: Lean 4 identifier BookProof.IrreversibleDynamics.dissipative_image_Icc.

Preamble

-- Generated from ChapterIrreversibleDynamics.lean — theorem BookProof.IrreversibleDynamics.dissipative_image_Icc
import Mathlib
import Definitions.Def_ChapterIrreversibleDynamics
open BookProof.IrreversibleDynamics



open MeasureTheory Function Set
open scoped ENNReal

Formal statement

theorem BookProof.IrreversibleDynamics.dissipative_image_Icc (a b : ℝ) :
    dissipative '' Set.Icc a b = Set.Icc (a / 2) (b / 2) := by sorry

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