Referenced Items are not available for this document.
Two almost forgotten keyboard calculators, the first by the Milanese Luigi Torchi (1834) and the second by the Florentine Tito Gonnella (1858), demonstrate technical features much ahead of their time. In particular, Torchi's calculators seems to incorporate possibly the first direct-multiplication mechanism.
Published in:
Annals of the History of Computing, IEEE
(Volume:32
,
Issue:
1
)
Date of Publication: Jan.-March 2010
- Page(s):
- 34 - 43
- ISSN :
- 1058-6180
- INSPEC Accession Number:
- 11177632
- Digital Object Identifier :
- 10.1109/MAHC.2010.27
- Product Type:
- Journals & Magazines
- Date of Current Version :
- 15 March 2010
- Issue Date :
- Jan.-March 2010
- Sponsored by :
- IEEE Computer Society
About IEEE Xplore | Contact | Help | Terms of Use | Nondiscrimination Policy | Site Map | Privacy & Opting Out of Cookies
A not-for-profit organization, IEEE is the world's largest professional association for the advancement of technology.
© Copyright 2013 IEEE - All rights reserved. Use of this web site signifies your agreement to the terms and conditions.
