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Published Online: Aug 13, 2013
Page range: 67 - 75
DOI: https://doi.org/10.2478/tmmp-2013-0020
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Motivated by a result of [Lucio R. Berrone: The associativity of the Pythagorean law, Amer. Math. Monthly
and its variants to distinguish the classical Pythagorean theorem from among its numerous abstract generalizations.