01071nam a2200289 i 450099100107221970753620020507110128.0980706s1967 us ||| | eng b10169672-39ule_instLE00641659ExLDip.to Fisicaita53(082.2)53.3.1/53.3.6Brittin, Wesley E.14903Mathematical methods of theoretical physics /edited by Wesley E. Brittin, Asim O. Barut and M. GueninNew York :Gordon and Breach Science Publishers,1967p. ;23 cm.Lectures in theoretical physics ;9 AMathematical physicsBarut, Asim O.Guenin, M..b1016967217-02-1727-06-02991001072219707536LE006 53(042+082.2) BOU12006000031875le006-E0.00-l- 01010.i1020706527-06-02Mathematical methods of theoretical physics188428UNISALENTOle00601-01-98ma -engus 01