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The abacus is used in ancient civilizations such as the Chinese or the Sumerian, the first tool to perform addition and subtraction. -
the birth of jeSUS -
the Persian mathematician and engineer Musa al-juarismi developed the theory of the algorithm, that is, the methodical solution of problems in algebra and numerical calculus -
the German Wilhelm Schickard invents the first calculating machine, the prototype of which disappeared shortly after. -
the British inventor Charles Babbage designs and attempts to build the first mechanically operated computer -
the first computer is the Z1. Its made the german Konrad zuse the first computer that can be considered as such -
in the USA the IBM company builds the Harvard Mark I electromechanical computer -
Jack S. Kilby made the first Integrated circuit. -
Microsoft introduces the Windows 1.0 operating system. -
presentation of the first iPhone, by the Apple company, a intelligent or smartphone. -
emergence of virtual reality aimed at the general public with devices from manufacturers such as Oculus, HTC and Sony. -