00664cam a22002291 4500 4069011 BD-DhUL 20140903125717.0 710426s1960 enka 000 0 eng 68071333 DLC DLC DLC BD-DhUL QA374 .H5 517.27 HIL Hilton, Peter, 1923-2010. Partial derivatives by P.J. Hilton London : Routledge and Paul, c1960 viii, 54 p. : illus. ; 19 cm. Library of mathematics Differential equations, Partial. 7 cbc orignew u opcn 19 y-gencatlg ddc BK 7713 7713 0 0 ddc 0 517_270000000000000_HIL 0 NFIC 13388 DUSL DUSL GEN 1973-06-05 Gift 517.27 HIL A98128 2014-09-03 2014-09-03 BK