Difference between revisions of "History of Modern Computation"

<td>3000 AD+</td><td>[http://en.wikipedia.org/Abacus The Abacus] is produced, and uses similar techniques for arithmetic operations as modern computers.</td>

<td>1623</td><td>[http://en.wikipedia.org/Wilhelm_Shickard Wilhelm Schickard] invented the first mechanical calculating machine</td>

<td>1642</td><td>[http://en.wikipedia.org/Blaise_Pascal Blaise Pascal] invented the [http://en.wikipedia.org/Pascaline Pascaline], which was the world's first automatic calculating machine. It could perform simple addition and subtraction.</td>

<td>1671</td><td>[http://en.wikipedia.org/Gottfried_von_Leibniz Gottfried von Leibniz] invented the [http://en.wikipedia.org/Step_Reckoner Step Reckoner], a device which, as well as performing additions and subtractions, could multiply, divide, and evaluate square roots by series of stepped additions.</td>

<td>1822</td><td>[http://en.wikipedia.org/Charles_Babbage Charles Babbage] introduces the [http://en.wikipedia.org/Difference_Engine difference engine]</td>

<td>1932</td><td>[http://en.wikipedia.org/Alan_Turing Alan Turing] invented the [http://en.wikipedia.org/Turing_Machine Turing Machine]</td>

<td>1936</td><td>[http://en.wikipedia.org/Konrad_Zuse Konrad Zuse] invented the [http://en.wikipedia.org/Z1 Z1] - The world's first programmable computational device.</td>

<td>1937</td><td>[http://en.wikipedia.org/George_Stibitz George Stibitz] invents the [http://en.wikipedia.org/Model_K Model K] - The first to use [http://en.wikipedia.org/binary binary] circuits to perform arithmetic operations.</td>

<td>1946</td><td> [http://en.wikipedia.org/ENIAC ENIAC], the first modern computer, was completed. The name "ENIAC" stands for "Electronic Numerical Integrator and Computer", and was built in Philadelphia at the Moore School of Electrical Engineering of the University of Pennsylvania.</td>

<td>1949</td><td>The [http://en.wikipedia.org/Mark_III Mark III] incorporated electronic components, and was one of the first to do so; Data and instructions were stored on magnetic drums with a capacity of 4350 sixteen-bit words and roughly 4000 instructions.</td>