There is a slight parallel between Heaviside and the author, for the latter, without paper qualifications, has risen to be an effective exponent of his master's subject, a corner of the field of ...

Transients in Electric Circuits Using the Heaviside Operational Calculus. By Prof. W. B. Coulthard. (The Specialists' Series.) Pp. viii + 203. (London: Sir Isaac ...

An electric and autonomous aircraft was successfully used in a U.S. Air Force Research Laboratory exercise, as part of an eVTOL development program.