4.1
New features are:
- Code optimization.
- A set for summed over indices (dummyindices_).
- Restrictions on the number of arguments of a function.
- New statements: DropSymbols, PutInside, AntiPutInside.
Bug fixes include the issue that the fourth stage of the sorting (disk to disk sort) may give a wrong result. See also this article.
The store files are not compatible with those of version 4.0.