000
00216 a2200097 4500
001
5941
100
_a
Milne-Thompson,LM
245
_a
Calculus of finite differences
260
_a
_b
Macmillan
_c
090
_c
4849
_d
4849
942
_a
NUST-CAE
_c
M
_c
31210
999
_c
241014
_d
241014