Hofer's bi-invariant distance on the group Ham(M, ω) of Hamiltonian diffeomorphisms is the infimum, over time-dependent Hamiltonians H_t generating the flow from φ to ψ, of ∫₀¹ (osc H_t) dt, where osc H_t = max H_t − min H_t. The…
Hofer's bi-invariant distance on the group Ham(M, ω) of Hamiltonian diffeomorphisms is the infimum, over time-dependent Hamiltonians H_t generating the flow from φ to ψ, of ∫₀¹ (osc H_t) dt, where osc H_t = max H_t − min H_t. The…