000
00257nam a2200109 4500
008
160616s 000 0
245
_a
Differential equations
100
_a
Moulton, Forest Ray
500
_a
B33 J82
942
_c
BK
_2
BK1074
_0
1
080
_a
517.9 MOU
999
_c
1074
_d
1074