LEADER 01120nam0-22003731i-450- 001 990001499040403321 010 $a3-7643-6219-7 035 $a000149904 035 $aFED01000149904 035 $a(Aleph)000149904FED01 035 $a000149904 100 $a20021212d2001----km-y0itay50------ba 101 0 $aeng 102 $aDE 105 $aa---a---101yy 200 1 $aPartial differential equations and spectral theory$ePDE Conference in Clausthel Germany$fM. Demuth, B. 210 $aBasel,$cBirkhauser$dc2001 215 $ax, 353 p.$d24 cm 225 1 $aOparator Theory Advances and Applications$v126 610 0 $aEquazioni differenziali parziali$aCongressi 610 0 $aTeoria spettrale$aCongressi 676 $a515.35$v21 700 1$aDemuth,$bMichael$060486 701 1$aSchulze,$bBert-Wolfgang$056222 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001499040403321 952 $aC-5-(126$b18486$fMA1 959 $aMA1 962 $a35-99 962 $a46-99 962 $a81-99 996 $aPartial differential equations and spectral theory$9377283 997 $aUNINA