by (United States)R.Feynman;by (United States)R.Gautreau; by (United States)J.Flynn;by (United States)R.Graves; by (United States)A.Chapman;by (United States)R.Gottesman; by (United States)R.Bellman;by (United States)L.Collatz; by (United States)R.Bellman;by (United States)S.L.Campbell; by (United States)R.Bronson;by (United States)R.Bellman; by (United States)R.P.Bauman;by (United States)K.W.Ford; by (United States)L.Freiwald;by (United States)R.Garrison; by (United States)R.G.Bander;by (United States)G.R.Gruber; by (United States)R.G.Bander;by (United States)R.G.Bander;