000 00389nam a2200145Ia 4500
008 220718s1975||||xx |||||||||||||| ||und||
082 _a10.04
_bWIDD
100 1 _aWidder, D.V
245 1 _aHeat equation
_cD.V. Widder
260 _aNew York
_bAcademic Press
_c1975
300 _axiv
_e267
490 _aPrentice-hall mathematics series
690 _aHeat equation
942 _cBK
999 _c13697
_d13697