The strange and righteous history of the equals sign
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Robert Recorde made advances in economics, medicine, theology, and poetry. But his greatest contribution is taught to every elementary school child, and it arguably laid the groundwork for modern computer science. He invented the equals sign.
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Fecha: July 11, 2017 at 11:42AM
via Digg Histories: http://ift.tt/2t080bw
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