English mathematician born in 1815…

English mathematician born in 1815, the only legitimate child of the poet Lord Byron. Tutored in mathematics from early childhood, she worked with Charles Babbage on his proposed Analytical Engine, a mechanical general-purpose computer never completed. In notes published in 1843, she set out an algorithm for calculating Bernoulli numbers, often called the first computer program. A programming language developed for the US Department of Defense bears her first name.

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