00451nam a2200157 a 450000500170000002000150001708200160003210000190004810000170006724500340008426000290011830000310014749000550017863000370023363000230027020251202164123.0  a0387906649  a515.35bCHO  aChow, Shui-Nee  aHale, Jack K  aMethods of bifurcation theory  aNew YorkbSpringerc1982  axv, 515p.b97 ill., 22 cm.  aGrundlehren der mathematischen wissenschaftend251  aFunctions of different equations  aBifurcation theory