000 00470nam a22001817a 4500
001 14581
003 BD-DhUET
008 150308b xxu||||| |||| 00| 0 eng d
040 _cDLC
_dBD-DhUET
082 _a530.15
_bSAG/1961
100 _aSagan, Hans
245 _aBoundary and eigenvalue problems in mathematical physics
250 _a1st ed.
260 _aNew York
_bJohn Wiley & Sons
_c1961
300 _axviii, 381p.
650 0 _aMathematical physics
942 _cGB
999 _c14581
_d14581