Many of the financial functions in the expression engine have been originally
copied from the Apache POI project (Apache Software Foundation) and the
UCanAccess Project.  They have been then modified and adapted so that they are
integrated with Jackcess, in a consistent manner.  The Apache POI and
UCanAccess projects are both licensed under Apache License, Version 2.0
http://www.apache.org/licenses/LICENSE-2.0.