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It was used to calculate numbers, add, subtract, multiply and division. Also to find square roots and cubed roots.
Reference:
http://history-computer.com/CalculatingTools/abacus.html -
Used for astrological purposes such as prediction of astronomical positions or eclipses.
Reference:
http://www.age-of-the-sage.org/archaeology/antikythera_mechanism.html -
It was used to calculate astronomical tables, could add and subtract six digit numbers.
Reference:http://www.computinghistory.org.uk/det/5921/Wilhelm-Schickard-invented-a-calculating-machine/ -
Was the first business machine that could only add and subtract.
Reference: https://www.britannica.com/technology/Pascaline -
Calculator designed to tabulate polynomial functions.
Reference: http://www.computerhistory.org/babbage/engines/ -
Room-sized, relay-based calculator.
Reference: http://sites.harvard.edu/~chsi/markone/about.html -
World's first working programmable, automatic computing machine. Electromechanical computer that calculates aerodynamics of airplanes.
Reference: http://www.computinghistory.org.uk/det/5926/Zuse-Z3-machine-completed/ -
Electronic Discrete Variable Automatic Calculator, computer with more internal memory than ever before.
Reference: https://www.thocp.net/hardware/edvac.htm -
Earliest electronic general purpose computers made. Designed and primarily used to calculate artillery firing tables for the United States Army's Ballistic Research Laboratory.
Reference: https://www.britannica.com/technology/ENIAC -
The IBM System 360 is a family of mainframe computer systems, designed to cover the complete range of applications, from small to large, both scientific and commercial.
Reference:
https://en.wikipedia.org/wiki/IBM_System/360 -
The Atari Pong is one of the earliest commercially successful video game. Its based on a simple two dimensional graph representation of a tennis like game.
Reference:
http://www.computinghistory.org.uk/det/4007/Atari-PONG/ -
First electronic computer whose purpose is to solve systems of Linear Algebra, designed and built by John Vincent Atanasoff. Computer that can solve 29 equations simultaneously and is able to store information on its main memory.
Reference:
http://www4.ncsu.edu/~belail/The_Introduction_of_Electronic_Computing/Atanasoff-Berry_Computer.html -
The MITS Altair 8800 is a microcomputer designed in 1974 and introduced in 1975. Considered by many to be the first “personal computer”.
Reference:
http://oldcomputers.net/altair-8800.html -
Small machine (personal computer) that could process information faster than mainframes of the 1960’s.
Reference: https://en.wikipedia.org/wiki/Personal_computer -
Family of personal computers, for general use and entertainment.
Reference: https://en.wikipedia.org/wiki/Macintosh -
First Nokia phone, a communicator.
Reference: https://medium.com/people-gadgets/the-gadget-we-miss-the-nokia-9000-communicator-ef8e8c7047ae -
Handheld touch screen computer used for general uses and entertainment.
Reference: https://www.apple.com/newsroom/2010/01/27Apple-Launches-iPad/ -
A question answering computer system.
Reference: https://en.wikipedia.org/wiki/Watson_(computer)
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