Fixed: In 3d, the function DoFTools::make_hanging_node_constraints
contained an assertion that failed erroneously for finite
elements that do not have degrees of freedom on vertices. This
is now fixed.
(WB 2002/02/21)
Fixed: TriaAccessor<3,3>::measure
sometimes computed a negative value. This is now fixed.
(WB 2002/02/21)