Laplace transform

Let $f \colon \mathbb{R} \rightarrow \mathbb{C}$ be a function, then the Laplace transform of $f$ is the function defined by $$\mathscr{L}\{f\}(z) = \displaystyle\int_0^{\infty} e^{-zt}f(t) dt.$$

Videos

Laplace transform of power function with real exponent
Laplace transform of $\sin(\sqrt{t})$