HUNTINGTON -- It is not a computer or a calculator in the modern sense, but a mathematical machine known as the differential analyzer (DA) does help students understand and solve certain types of ...

Room-sized differential analyzers were among the largest computing devices built before the advent of mainframe computers. The first was completed in 1930 by Vannevar Bush and his associates at MIT ...

These notes, machine set-up drawings, correspondence and other materials relate to specific problems solved using the UCLA differential analyzer between 1947 and 1956. There also is information on two ...