00726nam a2200169Ia 4500008004100000082002100041100003000062245009100092260003700183300002000220490004000240500007800280700004100358942001200399952012800411999001700539260225b        |||||||| |||| 00| 0 eng d  a515.35bSo697.PD  aSommerfeld, Arnold916445  aPartial differential equation in physics; lectures on the theoretical physics; v. 6b/  aNew York:bAcademic Press,c1967  axi, 335p. Index  aPure and Applied Mathematicsv v. 1  a"Lectures on Theoretical Physics, v. 6". "Translated by Ernst G. Straus".  aStraus, Ernst G.etranslator.916446  2ddccBK  0010406515_350000000000000_SO697_PD70917900aISIbISId1998-09-28l0o515.35 So697.PDpDP13314r2019-02-14 00:00:00yBK  c14665d14665