PORTUGALIAE MATHEMATICA Vol. 55, No. 4, pp. 381-383 (1998) |
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One Property of Triangular NumbersM.N. DesphandeInstitute of Science,Nagpur - 440001 (M.S.) - INDIA Full text of the article:
Electronic version published on: 29 Mar 2001. This page was last modified: 27 Nov 2007.
© 1998 Sociedade Portuguesa de Matemática
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