Solving Laplace's equation over a triangular domain.

In summary, the conversation discusses solving Laplace's equation over a triangular domain and the benefits of taking M = N. The equation is \nabla^2 \phi= 0 and in two dimensions, it becomes \frac{\partial^2\phi}{\partial x^2}+ \frac{\partial^2\phi}{\partial y^2}= 0. M and N represent the number of mesh points in a finite difference numerical method, and more information is needed to provide assistance with solving the problem.
  • #1
squenshl
479
4
When solving Laplace's equation over a triangular domain. Why is it a good idea to take M = N?
 
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  • #2


I have no idea what you are talking about. Laplace's equation is
[tex]\nabla^2 \phi= 0[/tex]
I assume, since you say "triangular domain" that this is in two dimensions:
[tex]\frac{\partial^2\phi}{\partial x^2}+ \frac{\partial^2\phi}{\partial y^2}= 0[/tex]
but I have no idea what "M" and "N" are.

edit: from your next thread it appears you are talking about a finite difference numerical method and M and N are the number of mesh points. It would have helped if you had said that!

In any case, these both look like homework problems so I am going to move them there. Also, we need to know what you understand about these and where your difficulty is so you will need to show some work before we can help you.
 

Related to Solving Laplace's equation over a triangular domain.

1. What is Laplace's equation?

Laplace's equation is a second-order partial differential equation that describes the steady-state distribution of a scalar field in a given domain. It is named after French mathematician Pierre-Simon Laplace.

2. What is a triangular domain?

A triangular domain is a geometric shape that consists of three straight sides and three angles. It is often used in mathematical models and simulations due to its simplicity and efficiency.

3. Why is solving Laplace's equation over a triangular domain important?

Solving Laplace's equation over a triangular domain allows us to model and analyze various physical phenomena, such as heat transfer, fluid flow, and electrical potential, in a simplified and accurate manner. It also has practical applications in engineering and science.

4. What methods can be used to solve Laplace's equation over a triangular domain?

There are several numerical methods to solve Laplace's equation over a triangular domain, including finite difference, finite element, and boundary element methods. Each method has its advantages and limitations, and the choice depends on the specific problem at hand.

5. How can the solution to Laplace's equation over a triangular domain be visualized?

The solution to Laplace's equation over a triangular domain can be visualized using contour plots, which represent the scalar field in the domain with constant values of the solution. Other visualization techniques, such as vector plots and surface plots, can also be used depending on the nature of the problem.

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