# Revision history [back]

Anna,

Something that is undef in your cppdefs and that you should define is:

define SPONGE


It is clearly better to improve the stability at the boundaries, and prevent instabilities to develop at the boundaries.

Anna,

Something that is undef in your cppdefs and that you should define is:

define SPONGE


It is clearly better to improve the stability at the boundaries, and prevent prevents instabilities to develop at the boundaries.