000
00217 a2200097 4500
001
3945
100
_a
Choulton,F
245
_a
Ordinary differential & difference equations
260
_a
_b
Van
_c
090
_c
3175
_d
3175
942
_a
NUST-CAE
_c
M
_c
24169
999
_c
239018
_d
239018