The new directed numbers =
Subtitle: Les nouveaux nombres relatifs = Los nuevos numeros relativos
By: Franco Spisani.
Edition: 1a. ed.
Publisher: Centro superiore de logica e scienze comparate, Sezione di analisi matematica
Published: 1990
Place of publication: Bologna, Italy
Language: eng
Number of pages: 95
Subjects: Signed numbers.
Other titles: Nouveaux nombres relatifs.; Nuebos numeros relativos.
Notes: English, French, and Spanish.