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[HG DOLFIN] Temporarily change back to x += dx and use VariationalProblem in nonlinear-poisson

To: dolfin-dev@xxxxxxxxxx
From: dolfin@xxxxxxxxxx (DOLFIN)
Date: Sat, 27 Dec 2008 15:14:40 +0100 (CET)
Delivered-to: dolfin-dev@xxxxxxxxxx

One or more new changesets pushed to the primary dolfin repository.
A short summary of the last three changesets is included below.

changeset:   5473:d7306cea877c99f6dd8cd91d1f16d6ca1f1f92b8
tag:         tip
user:        Anders Logg <logg@xxxxxxxxx>
date:        Sat Dec 27 15:14:24 2008 +0100
files:       demo/pde/nonlinear-poisson/cpp/NonlinearPoisson.form demo/pde/nonlinear-poisson/cpp/NonlinearPoisson.h demo/pde/nonlinear-poisson/cpp/NonlinearPoisson.py demo/pde/nonlinear-poisson/cpp/main.cpp dolfin/fem/VariationalProblem.cpp dolfin/nls/NewtonSolver.cpp
description:
Temporarily change back to x += dx and use VariationalProblem in nonlinear-poisson
demo. Wrong sign of right-hand side in form and wrong sign for update in Newton solver
seems to work, but not if both are correct...


changeset:   5472:aebc5a9ccc786cb98da4d8b029f2d866ec004b03
user:        Anders Logg <logg@xxxxxxxxx>
date:        Sat Dec 27 15:08:14 2008 +0100
files:       dolfin/nls/NewtonSolver.cpp
description:
Bug fix in Newton solver: x += dx --> x -= dx


changeset:   5471:f198558cc341032ca0e2adf4a2e8aa24b3d76cac
user:        Anders Logg <logg@xxxxxxxxx>
date:        Sat Dec 27 13:02:37 2008 +0100
files:       dolfin/nls/NonlinearProblem.h
description:
Add missing virtual destructor in NonlinearProblem

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