- a map of a function, as a signal, defined especially for positive real values, as time greater than zero, into another domain where the function is represented as a sum of exponentials.
Compare Fourier transform.
Origin of Laplace transform
First recorded in 1940–45; after P. S. Laplace
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018