History of Modern Computation
esse quam videri
Revision as of 18:38, 22 August 2009 by Tyler.kendrick (talk | contribs)
| 3000 AD+ | The Abacus is produced, and uses similar techniques for arithmetic operations as modern computers. | 1623 | Wilhelm Schickard invented the first mechanical calculating machine | 1642 | Blaise Pascal invented the Pascaline, which was the world's first automatic calculating machine. It could perform simple addition and subtraction. | 1671 | Gottfried von Leibniz invented the Step Reckoner, a device which, as well as performing additions and subtractions, could multiply, divide, and evaluate square roots by series of stepped additions. |
