Method for opening and closing a vehicle roof, corresponding opening and closing system and vehicle

A method for opening and closing a retractable roof of a convertible vehicle, wherein the roof includes a first portion and a second portion, connected together. The method includes: moving the first portion relative to the second portion between a first position and a second position, such that, at the first position, the first portion is at least partly superposed on the second portion and, at the second position, the first portion lies in substantially the same plane as the second portion, rotating the first and second portions about an axis of rotation, and translating the superposed first and second portions between a first position and a second position, such that, at the first position, the first and second portions are inside a compartment in the vehicle and, at the second position, the first and second portions are outside the compartment.