Difference between revisions of "History of Modern Computation"
esse quam videri
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Revision as of 18:38, 22 August 2009
| 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. |
