000 003010000a22001210004500
245 _aSolutions of the examples in a treatise on differential equations
100 _aForsyth, A.R.
250 _a3d ed.
260 _aLondon
_bMacmillan
_c1961
080 _a517.91
_bF6
041 _aEN
942 _cBK
999 _c51561
_d51561