000 00333nam a2200121 4500
008 160616s 000 0
245 _aCalculus of variations and partial differential equations of the first order.
100 _aCaratheodory, C
500 _aB42 K61
942 _cBK
_2BK3002
080 _a517.97 CAR
080 _a517.97 CAR
999 _c3002
_d3002