Wilhelm Schickard developed and manufactured the initial Operating mechanical calculator in 1623.[seventeen] In 1673, Gottfried Leibniz demonstrated a digital mechanical calculator, called the Stepped Reckoner.[18] Leibniz may be considered the main computer scientist and data theorist, as a result of several factors, such as the proven fact that he documented https://software-engineering87542.shotblogs.com/facts-about-software-engineering-revealed-42917904