000 00531pam a2200205a 44500
003 OSt
005 20240502123340.0
008 160408b1979 xxu||||| |||| 00| 0 eng d
040 _cIIT Kanpur
041 _aeng
082 _a517.383
_bJ613p3
100 _aJohn, Fritz
245 1 _aPartial differential equations
_cFritz John
250 _a3rd ed
260 _aNew Delhi
_bNarosa Pub. House
_c1979
300 _avii, 198p
500 _aBibliography ; P. 191-192
650 _aDifferential equations, Partial
942 _cBK
999 _c294038
_d294038