Charles Babbage
1791-1871
English mathematician considered the inventor of the first mechanical computer.
Babbage devised plans for two machines, a difference engine (1823) to perform mathematical calculations and an analytical engine (1834), the forerunner of a modern computer. Because these mechanical devices required precise machining of geared wheels exceeding the capabilities of mid-nineteenth century technology, they were never completed as working devices. But Babbage's basic ideas persisted in the mathematical world and influenced later computer development.
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