000 00360nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e16787
_aMAIN
041 _aEnglish
082 _a530.15, C833M
100 _aCourant, R
245 0 _aMethods of mathematical physics
260 _aNew Delhi
_bWiley Eastern
_c1975
300 _axv,561p p.
942 _cOB
999 _c231698
_d231698