Algorithms Article Computational Mathematics and Numerical Analysis Mathematical and Computational Engineering Mathematical and Computational Physics Mathematics Mathematics and Statistics Theoretical
We examine Petviashvilli’s method for solving the equation
ϕ
-
Δ
ϕ
=
|
ϕ
|
p
-
1
ϕ
on a bounded domain
Ω
⊂
R
d
with Dirichlet boundary conditions. We prove a local convergence result, using spectral analysis, akin to the result for the problem on
R
by Pelinovsky and Stepanyants in [
16
]. We also prove a global convergence result by generating a suite of nonlinear inequalities for the iteration sequence, and we show that the sequence has a natural energy that decreases along the sequence.