fact: Definition lax_monoidal_leftunitor_inverse_to_inverse_data {C : category} {M : tensor_unit_unitors_associator C} (lui : lax_monoidal_leftunitor_inverse M) : leftunitorinv_data M M := pr1 lui.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Monoidal.WhiskeredBifunctors UniMath.CategoryTheory.Monoidal.Categories