The IBM 700/7000 series refers to a line of early computers developed by IBM in the 1950s and 1960s. These systems were primarily used for scientific and engineering calculations, featuring advanced capabilities for their time, such as floating-point arithmetic and magnetic core memory. The series included models like the IBM 704 and IBM 7094, which were notable for their use in research and academic institutions. They played a significant role in the development of programming languages and computing techniques, influencing future generations of computers and contributing to the evolution of the computing industry.