LEADER 01227nam a2200325 i 4500 001 991001283589707536 005 20020507113838.0 008 970224s1996 us ||| | eng 020 $a0387969969 035 $ab10199019-39ule_inst 035 $aLE00645186$9ExL 040 $aDip.to Fisica$bita 084 $a510.35 084 $a515.35 084 $aQA1.A647 100 1 $aBluman, George W.$041455 245 10$aSymmetries and differential equations /$cGeorge W. Bluman, Sukeyuki Kumei 250 $a1st ed., 2nd corr. printing 260 $aNew York :$bSpringer-Verlag,$c1996 300 $axiii, 412 p. ;$c24 cm 490 0 $aApplied mathematical sciences,$x0066-5452 ;$v81 500 $aIncludes bibliographical references and index. 650 4$aDifferential equations-Numerical solutions 700 1 $aKumei, Sukeyuki$eauthor$4http://id.loc.gov/vocabulary/relators/aut$0103868 907 $a.b10199019$b17-02-17$c27-06-02 912 $a991001283589707536 945 $aLE006 510.35 BLU$g1$i2006000161275$lle006$o-$pE0.00$q-$rl$s- $t0$u3$v1$w3$x0$y.i10245753$z27-06-02 996 $aSymmetries and differential equations$983403 997 $aUNISALENTO 998 $ale006$b01-01-97$cm$da $e-$feng$gus $h0$i1