When three vectors are left-handed, the volume is negative. It causes problems for eps in the Lattice. Which leads to the problem with the definition of the lattice variation.
Check unit_lattice_volume, probably it is a good ideas to add the call to abs() there.
When three vectors are left-handed, the volume is negative. It causes problems for
eps
in theLattice
. Which leads to the problem with the definition of the latticevariation
.Check
unit_lattice_volume
, probably it is a good ideas to add the call toabs()
there.