00482nam a2200133Ia 4500082002000000100003000020245010500050260004800155300002900203500005600232500000500288700002900293700002600322  a515.35bC552.NF  aChow, Shui-Nee and Others  aNormal forms and bifurcation of planar & vector fieldsbcBy Shui-Nee Chow, Chengzhi Li and Duo Wang  aCambridgebCambridge University Pressc1994  aviii, 472p. Index, Bibl.  a"Purchased under NBHM grant for the year 1994-1995"  a  aLi, Chengzhi ; jt. auth.  aWang, Duo ; jt. auth.