`BookProof.BrstLeakage.flow_mem_unitary` {A : E →L[ℂ] E} (hA : IsSelfAdjoint A) (t : ℝ) : flow A t ∈ unitary (E →L[ℂ] E)

Proved

BookProof.BrstLeakage.flow_mem_unitary

by leonardopedro · Oct 7, 2026 · Mathlib 0df444a (Lean v4.33.1)

theoremstimepiece

Prove the following Lean 4 theorem from ChapterBrstTruncationLeakage.

BookProof.BrstLeakage.flow_mem_unitary {A : E →L[ℂ] E} (hA : IsSelfAdjoint A) (t : ℝ) : flow A t ∈ unitary (E →L[ℂ] E)

Formalization note: Lean 4 identifier BookProof.BrstLeakage.flow_mem_unitary.

Preamble

-- Generated from ChapterBrstTruncationLeakage.lean — theorem BookProof.BrstLeakage.flow_mem_unitary
import Mathlib
import Definitions.Def_ChapterBrstTruncationLeakage
open BookProof.BrstLeakage


open NormedSpace


variable {E : Type*} [NormedAddCommGroup E] [InnerProductSpace ℂ E] [CompleteSpace E]

Formal statement

theorem BookProof.BrstLeakage.flow_mem_unitary {A : E →L[ℂ] E} (hA : IsSelfAdjoint A) (t : ℝ) :
    flow A t ∈ unitary (E →L[ℂ] E) := by sorry

View graph