1966 · 0h 23m · Documentary
Genres: Documentary

The geometry of circles and ellipses is explored using the Roman Colosseum as an example. Using the Pantheon as another practical example, this program explores the concepts of central and intercepted angles, arc segments and chords.
Director: Ricardo Bofill
Writers: Ricardo Bofill
Cinematography: Juan Amorós
Editor: Juan Luis Oliver