01196nam a2200301 i 450099100132218970753620020507114430.0960521s1966 uk ||| | eng b10204490-39ule_instLE00645838ExLBibl. Dip.le Aggr. Matematica e Fisica - Sez. Fisicaeng530.1553.3.12LC QC20Moiseiwitsch, Benjamin Lawrence41414Variational principles /B.L. MoiseiwitschLondon :Wiley Interscience,c1966x, 310 p. ;24 cmInterscience monographs and texts in physics and astronomy ;20Bibliography : p. 303Variational principles.b1020449016-01-2127-06-02991001322189707536LE006 53.1.4 MOI12006000041980le006-E0.00-l- 00000.i1025257527-06-02LE006 Fondo Polezzo 345Ex libris Stefano Polezzo12006000182393le006gE14.94-l- 00000.i1594803116-01-21Variational principles192243UNISALENTOle00613-05-20ma -enguk 01