The Vitruvian man or study of the ideal proportions of the human body is a famous drawing accompanied by anatomical notes of Leonardo da Vinci made around the year 1490 in one of his journals. It represents a naked male figure in two superimposed positions of arms and legs and inscribed in a circumference and a square ('ad quadratum'). It is a study of the proportions of the human body, made from the architecture texts of Vitruvio, architect of ancient Rome, from which the drawing takes its name. Drawing performed by Leonardo da Vinci around the year 1490 in one of the newspapers of him and that is accompanied by anatomical notes. The drawing is carried out in pencil and ink and measures 34.4 x 25.5 cm. He is currently part of the gallery collection of the Venice Academy.
