000 00346nam a2200157Ia 4500
082 _a515.35
_bF911.PD
100 _aFriedman, Avner
245 _aPartial differential equations
_b
260 _aNew York
_bRinehart and Winston
_c1969
300 _a262p.
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a13557
999 _c13557
_d13557