00287nam a2200121Ia 4500082002000000100001700020245003000037260002900067300001900096500004000115500000500155700000500160  a519.91bW224.MO  aWalsh, G. R.  aMethods of optimizationb  aLondonbJohn Wileyc1975  ax, 200p. Index  a"A wiley interscience publication".  a  a