Associations to the word «Heaviside»

Wiktionary

HEAVISIDE UNIT FUNCTION, noun. (mathematics) The function whose value is zero if its independent variable is negative, and one otherwise.

Dictionary definition

HEAVISIDE, noun. English physicist and electrical engineer who helped develop telegraphic and telephonic communications; in 1902 (independent of A. E. Kennelly) he suggested the existence of an atmospheric layer that reflects radio waves back to earth (1850-1925).

Wise words

A word is not a crystal, transparent and unchanged; it is the skin of a living thought and may vary greatly in color and content according to the circumstances and time in which it is used.
Oliver Wendell Holmes, Jr.