. . . . . "Dirichlet problem for Laplace's equation" . . "Laplace's equation" . "Laplace's tidal equations" . . . . . "Laplace equation" . . . . . . . "Laplace's equation" . "Laplace's differential equation" . . "Laplace series" . "Laplace equations" . . "laplace operator" . . "equation of Laplace" . . . . "Laplace's Equation" . "laplace's equation" . "Laplace Equation" . . "Laplace" .