000 00490nam a2200181Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aPAM QA459.D813
100 1 _aDubnov, IAkov Semenovich
_eAuthor
245 1 0 _aMistakes in geometric proofs
260 _aBoston :
_bHeath and Company,
_c1963.
300 _a57p.
_b: ill.
_c; 21cm.
650 _aGeometry
650 _aProblems
650 _aexercises etc
650 _aFallacies (Logic)
942 _2lcc
_cPAM
_n0
999 _c78542
_d78542