000 00586nam a22002177a 4500
999 _c444
_d444
003 OSt
005 20171011101346.0
008 160927b xxu||||| |||| 00| 0 eng d
020 _a0471509981
040 _cNARA
082 _a515.92
_bBOY
100 _aBoyce, William E.
245 _aElementary differential equations and boundary value problems
250 _a5th ed.
260 _aNewyork,
_bJohnwiley & sons,
_c1986,
300 _axv,680p.
_c23cm.
650 _aDifferential equations
650 _aBoundary value problems
700 _aDiprima, Richard C.
942 _2udc
_cBK