LEADER 01346nam--2200421---450- 001 990000319580203316 005 20091111145410.0 010 $a0-521-44025-4 035 $a0031958 035 $aUSA010031958 035 $a(ALEPH)000031958USA01 035 $a0031958 100 $a20010108d1993----km-y0itay0103----ba 101 $aeng 102 $aGB 105 $a||||||||001yy 200 1 $aDuality and perturbation methods in critical point theory$fNassif Ghoussoub 210 $aCambridge$cUniversity Press$d1993 215 $aXVIII, 258 p.$cill.$d25 cm 225 2$aCambridge tracts in mathematics$v107 410 1$10010022730$12001$aCambridge tracts in mathematics$v107 610 0 $aTopologia generale 610 0 $aDualità (matematica) 610 0 $aPerturbazione (matematica) 676 $a514.74 700 1$aGHOUSSOUB,$bNassif$053450 801 0$aIT$bsalbc$gISBD 912 $a990000319580203316 951 $a510 TM 107$b25224/CBS$c510$d00100184 959 $aBK 969 $aSCI 979 $aPATTY$b90$c20010108$lUSA01$h1147 979 $c20020403$lUSA01$h1640 979 $aDIGIUSEPPE$b90$c20021125$lUSA01$h1637 979 $aPATRY$b90$c20040406$lUSA01$h1622 979 $aRSIAV6$b90$c20091111$lUSA01$h1454 996 $aDuality and Perturbation Methods in Critical Point Theory$9337370 997 $aUNISA