I AGREE with your correspondent, Mr. R. B. Hayward (NATURE, vol. xxxv. p. 604), in holding that names for the dynamical units are of less importance than a convenient notation for them. To invent ...
IN a letter to NATURE, dated March 29, I stated that we have “no names for units of velocity, acceleration, impulse, momentum, &c.” This cannot be said now. Through the kindness of Messrs. Macmillan ...