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Mathematical Education Notes
Cogan, Edward J., Wirszup, Izaak, Salsburg, David, Christilles, William EdwardVolume:
70
Language:
english
Journal:
The American Mathematical Monthly
DOI:
10.1080/00029890.1963.11992062
Date:
May, 1963
File:
PDF, 1.05 MB
english, 1963