01357nam a2200409 i 450099100145033970753620020507193655.0940613s1993 ||| ||| | eng 354057378Xb1084918x-39ule_instLE01312441ExLDip.to Matematicaeng515.64AMS 34CAMS 35J20AMS 47H15AMS 49-02AMS 49R05AMS 55M30AMS 55P91AMS 58EAMS 58FBartsch, Thomas60120Topological methods for variational problems with symmetries /Thomas BartschBerlin :Springer-Verlag,c1993x, 152 p. ;23 cm.Lecture notes in mathematics,0075-8434 ;1560Includes bibliographical references and indexCalculus of variationsCritical point theorySymmetry groups.b1084918x23-02-1728-06-02991001450339707536LE013 49-XX BAR11 (1993)12013000011226le013-E0.00-l- 04040.i1096022328-06-02Topological methods for variational problems with symmetries78641UNISALENTOle01301-01-94ma -engxx 01