01025nam a2200265 i 450099100082201970753620020507174025.0941221s1968 us ||| | eng b10761949-39ule_instLE01302830ExLDip.to Matematicaeng516.36AMS 53C21Hermann, Robert346495Differential geometry and the calculus of variations /Robert HermannNew York :Academic Press,1968x, 440 p. ;24 cm.Mathematics in science and engineering.A series of monographs and textbooks,0076-5392 ;49Riemannian geometry.b1076194909-03-2228-06-02991000822019707536LE013 53C HER11 (1968)12013000017303le013-E0.00-l- 01010.i1085727828-06-02Differential geometry and the calculus of variations186293UNISALENTOle01301-01-94ma -engus 01