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 ...

An analog calculator built in the 1930s by Vannevar Bush at MIT. Designed to solve differential equations, the Differential Analyzer was used in World War II to calculate ballistics tables that showed ...

This wooden box with a glass front contains two of the six original integrators from the differential analyzer designed by Vannevar Bush (1890-1974) for use in the electrical engineering department at ...