000 00539nam a2200145Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aQA460.P8L6
100 1 _aLoomis, Elisha Scott
_eAuthor
245 1 4 _aThe pythagorean proposition:
_bits demonstrations analyzed and classified and bibliography of sources for data of the four kinds of "proofs"
260 _aWashington:
_bNational Council of Teachers of Mathematics,
_c1968.
300 _a284p.:
_bill.;
_c24cm.
650 1 _aPythagorean theorem
942 _2lcc
_cBK
_n0
999 _c73277
_d73277