commit 519c07be78bdc5531156ddab7269fc3f7810d577 parent fee05346b32c1de6f8e92f90f777f03a895dc690 Author: Ivan Gankevich <igankevich@ya.ru> Date: Fri, 26 May 2017 11:06:29 +0300 Fix formulae. Diffstat:
| arma.org | | | 6 | +++--- |
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arma.org b/arma.org @@ -87,9 +87,9 @@ eqref:eq-continuity-2 reduce to Laplace's equation, which is the most general fi equation for the problem of wave motions of a liquid: \begin{equation*} \Delta\phi = - \frac{\partial{\phi_x}^2}{\partial{x^2}} + - \frac{\partial{\phi_y}^2}{\partial{y^2}} + - \frac{\partial{\phi_z}^2}{\partial{z^2}} = 0. + \frac{\partial^2{\phi_x}}{\partial{x^2}} + + \frac{\partial^2{\phi_y}}{\partial{y^2}} + + \frac{\partial^2{\phi_z}}{\partial{z^2}} = 0. \end{equation*} The difference between one formulation or another of the wave problem will be in