000 00348nam a2200121Ia 4500
008 221001s1980 xx 000 0 eng d
082 _a515.35 SIM
100 _aSimmons, George F.
245 0 _aDifferential equations with applications and historical notes
260 _aNew Delhi
_bTata McGraw-Hill
_c1980
300 _axi, 465p.
942 _2ddc
_cBK
999 _c26961
_d26961