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 In certain contexts such as higher education, scientific calculators have been superseded by graphing calculators, which offer a superset of scientific calculator functionality along with the ability to graph input data and write and store programs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
Mahindra Electric Mahindra Electric Mahindra Electric Mobility Limited, formerly known as the Reva Electric Car Company, is an Indian company based in Bangalore, involved in designing and manufacturing of compact electric vehicles. The company's first vehicle was the REVAi electric car, available in 26 countries with more than 4,000 of its different versions sold worldwide by mid March 2011. Reva was acquired by Indian conglomerate Mahindra & Mahindra in May 2010. After the acquisition, the company launched the electric hatchback e2o in 2013. Today, the company sells electric vehicles in different segments – the electric CitySmart hatchback e2oPlus, the electric sedan eVerito