English
The right transform with inverse e^{-1} equals the swapped left transform with swap on the input, i.e., mulETransformRight(e^{-1}, x) equals (mulETransformLeft(e, x.swap)).swap.
Русский
Правое преобразование с инверсией e^{-1} равно левому преобразованию после перестановки входа, т. е. mulETransformRight(e^{-1}, x) = (mulETransformLeft(e, x.swap)).swap.
LaTeX
$$$ \\mathrm{mulETransformRight}(e^{-1}, x) = (\\mathrm{mulETransformLeft}(e, x^{\\mathrm{swap}})).\\mathrm{swap} $$$
Lean4
@[to_additive (attr := simp)]
theorem mulETransformRight_inv : mulETransformRight e⁻¹ x = (mulETransformLeft e x.swap).swap := by
simp [-op_inv, op_smul_eq_smul, mulETransformLeft, mulETransformRight]