# Neumann vs Dirichlet

1. Jul 14, 2009

### mherna48

Hi everyone,

What's the difference between these two boundary conditions? Why are they important to know?

2. Jul 15, 2009

### Irrational

http://en.wikipedia.org/wiki/Dirichlet_boundary_condition" [Broken]

"When imposed on an ordinary or a partial differential equation, it specifies the values a solution needs to take on the boundary of the domain"

http://en.wikipedia.org/wiki/Neumann_boundary_condition" [Broken]

"When imposed on an ordinary or a partial differential equation, it specifies the values that the derivative of a solution is to take on the boundary of the domain."

Last edited by a moderator: May 4, 2017
3. Jul 15, 2009

### n!kofeyn

Last edited by a moderator: Apr 24, 2017