(Not recommended) Error estimates for adaptation
pdejmps is not recommended.
errf = pdejmps(p,t,c,a,f,u,alfa,beta,m)
errf = pdejmps(p,t,c,a,f,u,alfa,beta,m) calculates
the error indication function used for adaptation. The columns of
to triangles, and the rows correspond to the different equations in
the PDE system.
mesh data. For details, see
f are PDE coefficients.
f must be expanded, so that columns correspond
The formula for computing the error indicator E(K) for each triangle K is
where is the unit normal of edge and the braced term is the jump in flux across the element edge, where
α and β are weight indices and
m is an order parameter. The norm is an
L2 norm computed over the element
K. The error indicator is stored in
column vectors, one for each triangle in
t. For more details, see the
"Algorithms" section on the