Wilhelm Schickard built and created the 1st Performing mechanical calculator in 1623.[seventeen] In 1673, Gottfried Leibniz shown a electronic mechanical calculator, known as the Stepped Reckoner.[18] Leibniz could possibly be considered the main computer scientist and data theorist, because of a variety of factors, including the proven fact that he https://software-engineering77417.blogprodesign.com/50821874/about-software-engineering