00422    a2200157   4500020001800000082001700018100001600035245006900051250001200120260004200132300002000174650001600194650002700210650001400237650001300251  a9788184892130  a515.353bJOH  aJohn, Fritz  aPartial differential equationsbwith a view to dynamical systems  a4th ed.  aNew YorkbSpringer-Verlagc1982g2009  ax, 249p.c23cm.  aMATHEMATICS  aDIFFERENTIAL EQUATIONS  aEQUATIONS  aANALYSIS