NB. Make table of Rayleigh scattering matrix elements. NB. Usage: Rayleigh'' --> s11,s12,s33,s34 for each NB. degree from 0 through 180. Rayleigh=: monad define th=. (1p1%180)*(a=. i. 181) c2=. *: cth=. cos th s11=. 0.75* 1+ c2 s12=. _0.75* 1- c2 s33=. 1.5* cth s34=. (#th)#0 |: >a;s11;s12;s33;s34 )