000 00509nam a22001697a 4500
008 150720b xxu||||| |||| 00| 0 eng d
020 _a0486201074
050 _aQA9.H25
100 _aHadamard, Jacques
_918449
245 _aThe Psychology of invention in the mathematical field
_c/by Jacques Hadamard
260 _aNew York
_bDover
_c1954
300 _a145p. ;
_c21cm.
650 _aMathematics
_xPhilosophy
_918450
650 _aPsychology
_920
650 _aInventions
_918451
942 _2lcc
_cMONOGRAPH
999 _c123014
_d123014