单词	Laplace transform
释义	Laplace transform noun La·​place transform lə-ˈpläs-  -ˈplas-  : a transformation of a function f(x) into the function {latex}g(t) = \\int_{o}^{\\infty}{e^{-xt}f(x)dx}{/latex} that is useful especially in reducing the solution of an ordinary linear differential equation with constant coefficients to the solution of a polynomial equation Word History Etymology Pierre Simon, Marquis de Laplace First Known Use 1942, in the meaning defined above
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