00438nam a2200145Ia 4500008004100000020001800041082002000059100002100079245005600100250000800156260003800164300002200202490003700224700003100261240222b        |||||||| |||| 00| 0 eng d  a9783540979524  a515.35bR394.IP  aRenardy, Michael  aAn introduction to partial differential equations /  a2nd  aNew York:bSpringer-Verlag,c1993  axiii, 428p. Index  aTexts in Applied Mathematicsv13  aRogers, Robert C.eauthor.