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 In certain contexts such as higher education, scientific calculators have been superseded by graphing calculators, which offer a superset of scientific calculator functionality along with the ability to graph input data and write and store programs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
Compact Software Compact Software Compact Software was the first commercially successful microwave computer-aided design (CAD) company. The company was founded in 1973 by Les Besser to commercialize his eponymous program COMPACT (Computerized Optimization of Microwave Passive and Active CircuiTs), released when he was at Farinon Electric Company. Besser began working on simulators during his employment at HP (1966–1969), using the BASIC computer language and time-sharing computers. After leaving HP, he joined the newly formed microwave division of Fairchild Semiconductor, where he authored his first-generation program, SPEEDY, in 1970 to promote Fairchild's transistors. SPEEDY lacked the optimization feature, represented by the 'O' in