OAI/GroupTheory/PolycyclicRecognition/Geometry/ExponentialTangentUniqueness.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

Recovering tangent vectors from exponential curves

  1. theorem OAI.PolycyclicRecognition.IsGroupExponential.eq_of_oneParameter_eq line 16
  2. theorem OAI.PolycyclicRecognition.conjugationDifferential_eq_of_exponential line 29

    Source documentation

    An exponential-compatible linear action is the actual tangent action; global injectivity of the exponential is not required.

    theorem conjugationDifferential_eq_of_exponential [T2Space G]
        {Exp : GroupLieAlgebra (๐“˜(โ„, E)) G โ†’ G} (hExp : IsGroupExponential Exp)
        (g : G) (A : GroupLieAlgebra (๐“˜(โ„, E)) G โ†’โ‚—[โ„] GroupLieAlgebra (๐“˜(โ„, E)) G)
        (hA : โˆ€ v, Exp (A v) = g * Exp v * gโปยน) :
        โˆ€ v, conjugationDifferentialHom g v = A v := by
    โ€ฆ

    Mentions: OAI.PolycyclicRecognition.conjugationDifferentialHom