Charles Babbage (a founder of Computer Digital)

A discoverer from England his name Charles Babbage was used time about 100 year to finished the principal about using digital computer before the development of arithmetic machine was happened. he was staked out The machine named by “analytical machine”, this machine can do everything that can did by modern calculator (although for the speed between both of it is different). But he can finished his machine was he made because to produced this machine was need big cost and time, the technology when his era isn’t advance to support to make his machine.
At 1937, the article of babbage take attention of Howard H aiken,a scholar graduated form harvahd. This because aiken too ,try to finished this computer mechine. Based on babbage idea, aiken corporate with IBM can make “Mark I”,first computer for every necessity. At 1946,2 year after Mark I operated, a group of engineer and discoverer can finished ENIAC, the first electronic arithmetic machine. From this the development of computer’s technology develop rapidly till the technology era like now.