000 00388pam a2200145a 44500
008 160408b1972 xxu||||| |||| 00| 0 eng d
082 _a515.35
_bOP2
100 _a
245 1 _aBOUNDARY-VALUE PROBLEMS
260 _a
_bOpen University Press, Walton Hall
_c1972
440 _aLinear Mathematics Unit 25
_v
650 _aBoundary--Value Problems
964 _gCIRC
997 _aA71068 C
999 _c309739
_d309739