The method 13, wherein calculating destructive interference conditions comprises calculating {HEAD ~ scalar products} of {TAIL ~ electrical field vectors} of the two s polarized waves and of the two p polarized waves 
of
The method 13 , wherein calculating destructive interference conditions comprises calculating { HEAD ~ scalar products } of { TAIL ~ electrical field vectors } of the two s polarized waves and of the two p polarized waves
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH