LEADER 00824nam0-22002771i-450-
001 990001264730403321
035   $a000126473
035   $aFED01000126473
035   $a(Aleph)000126473FED01
035   $a000126473
100   $a20000920d1985----km-y0itay50------ba
101  1$aeng
200 1 $aEstimating eigenvalues with a posteriori a priori inequalities$fby Kuttler et Sigillito, V
210   $aLondon$cPitman$d1985
225 1 $aResearch notes in mathematics$v135
700  1$aKuttler,$bJ.$057991
702  1$aKuttler,$bJ.
702  1$aSigillito,$bV.
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990001264730403321
952   $aC-2-(135$b1543$fMA1
959   $aMA1
996   $aEstimating eigenvalues with a posteriori a priori inequalities$9379971
997   $aUNINA
DB    $aING01