Questions tagged [strain]
The strain tag has no usage guidance.
1
question
4
votes
2
answers
223
views
computing higher order derivatives with linear elements
Consider the following equation on $(0,1)$, with Dirichlet boundary conditions on both ends.
$$
\frac{d}{dx}\left(k(x)\frac{du}{dx}\right) = 0
$$
Let us solve this using simple linear finite elements. ...