000
00275nam a2200121 4500
008
160616s 000 0
245
_a
Enjoyment of mathematics
100
_a
Rademacher, Hans
100
_a
Toeplitz, Otto
500
_a
B J7
942
_c
BK
_2
BK615
080
_a
51 RAD
999
_c
615
_d
615