000 00540nam a2200193 4500
001 00470627
003 PWmBRO
005 20180323203726.0
008 841116s1981 nyua c0011 engbt
020 _a0387905936
090 0 0 _b512.7076/G986
100 1 0 _aGuy, Richard K.
245 1 0 _aUnsolved problems in number theory /
_c[by] Richard K. Guy.
260 0 0 _aNew York :
_bSpringer-Verlag,
_c1981.
300 0 0 _axviii, 161 p.
440 0 0 _aUnsolved problems in intuitive mathematics ;
_vv.1
650 0 0 _aNumber theory.
942 _2ddc
999 _c22420
_d22420