LEADER 01185nam a2200313 i 4500 001 991000836159707536 005 20020507174227.0 008 940713s1993 uk ||| | eng 020 $a0521440254 035 $ab10764008-39ule_inst 035 $aLE01303059$9ExL 040 $aDip.to Matematica$beng 082 0 $a516.362 084 $aAMS 49N15 084 $aAMS 58E05 100 1 $aGhoussoub, Nassif$053450 245 10$aDuality and perturbation methods in critical point theory /$cNassif Ghoussoub 260 $aCambridge [England] ; New York, NY, USA :$bCambridge University press,$c1993 300 $axviii, 258 p. ;$c24 cm. 490 0 $aCambridge tracts in mathematics ;$v107 500 $aIncludes bibliographical references and index 650 4$aAbstract critical point theory 650 4$aDuality theory 907 $a.b10764008$b23-02-17$c28-06-02 912 $a991000836159707536 945 $aLE013 58E GHO11 (1993)$g1$i2013000015453$lle013$o-$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i10859536$z28-06-02 996 $aDuality and Perturbation Methods in Critical Point Theory$9337370 997 $aUNISALENTO 998 $ale013$b01-01-94$cm$da $e-$feng$guk $h0$i1