Scientific calculator was the first company to produce one (Casio fx-7000G). Scientific calculator A scientific calculator is a type of electronic calculator, usually but not always handheld, designed to calculate problems in science, engineering, and mathematics. They have almost completely replaced slide rules in traditional applications, and are widely used in both education and professional settings. In certain contexts such as higher education, scientific calculators have been superseded by graphing calculators, which offer a superset of scientific calculator functionality along with the ability to graph input data and write and store programs for the device. There is also some overlap with the
CMC Electronics CMC Electronics CMC Electronics Inc. () is a Canadian electronics company and part of Esterline Corporation's Avionics & Controls business segment. The company's principal manufacturing facility is located in Montreal, Quebec, with additional facilities located in Ottawa, Ontario and Sugar Grove, Illinois. The company was founded in 1903 as Canadian Wireless Telegraph Company of Canada by Guglielmo Marconi. In 1925 the company was renamed Canadian Marconi Company. In 1948 English Electric purchased the UK based Marconi Company and in 1953 acquired 50.6% of Canadian Marconi Company. In 1968 English Electric was itself purchased by The General Electric Company plc (GEC),