LEADER 01126nam a2200313 i 4500 001 991000887109707536 008 050308s2004 de a b 001 0 eng d 020 $a3540211004 035 $ab13288155-39ule_inst 040 $aDip.to Matematica$beng 082 0 $a512.943$222 084 $aAMS 15A18 084 $aLC QA193.V37 100 1 $aVarga, Richard S.$013871 245 10$aGer?gorin and his circles /$cRichard S. Varga 260 $aBerlin :$bSpringer,$cc2004 300 $ax, 226 p. :$bill. ;$c25 cm 440 0$aSpringer series in computational mathematics,$x0179-3632 ;$v36 504 $aIncludes bibliographic references (p. [217]-221) and indexes 600 10$aGer?gorin, Semen Aronovich 650 0$aEigenvalues 650 0$aMatric inequalities 650 0$aAlgebras, Linear 907 $a.b13288155$b02-04-14$c08-03-05 912 $a991000887109707536 945 $aLE013 15-XX VAR12 (2004)$g1$i2013000287973$lle013$op$pE59.95$q-$rl$s- $t0$u0$v0$w0$x0$y.i14037713$z24-03-05 996 $aGersgorin and his circles$9751886 997 $aUNISALENTO 998 $ale013$b08-03-05$cm$da $e-$feng$gde $h0$i0