Re: One simple question as a new MPB user

On Wed, 1 Aug 2007, bing bai wrote:
> When I am trying the tri-rods ctl file, I could not understand why the K 
> wavevector in irreducible Brillouin zone is (vector3 -1/3, 1/3, 0). I chceked 
> the book,"Molding the flow of light",it seems that the K point should be 
> (vector3 1/3, 1/3,0), and I can not find out where I was wrong. Please help 
> me! Thanks a lot! Bing

The book has a typo in the definition of the reciprocal lattice vectors for the 
triangular lattice, in its Appendix B.  You should recalculate them from the 
definition, rather than using the ones in the book.

Steven