000 00509nam a22001817a 4500
999 _c60715
_d60715
005 20201012153800.0
008 200901b ||||| |||| 00| 0 eng d
082 _a519.2
100 _aSneddon, Ian N.
245 _aElements of Partial Differential Equations
260 _aLondon
_bMc Graw Hill
_c1957
300 _ap.327
650 _bSurfaces and Curves in Three Dimensions
650 _bPartial Differential Equations
650 _bLaplace Equation
650 _bSystems of Surfaces
942 _cDBK