0 0 votes The partial differential equation $\frac{\partial^{2}u}{\partial t^{2}}- C^{2} \bigg( \frac{\partial^{2}u}{\partial x^{2}}+\frac{\partial^{2}u}{\partial y^{2}} \bigg )=0;$ where $c \neq 0$ is known as heat equation wave equation Poisson’s equation Laplace equation Differential Equations gate2019-ee differential-equations partial-differential-equation + – Arjun 435 views answer comment Share Follow 0 reply Please log in or register to add a comment.
