scientific article; zbMATH DE number 1774202

zbMath1004.11001MaRDI QIDQ4541802

József Sándor

Publication date: 31 July 2002

Full work available at URL: http://www.vixra.org/abs/1003.0225

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

trianglesums of powersgeometric inequalitiesfactorialPillai functionperfect numberPythagorean triangletotientdivisor sumHeron triangletetrahedronsoptical equationSmarandache functionirrationality criteriaRusso conjecture

Mathematics Subject Classification ID

Other combinatorial number theory (11B75) Proceedings, conferences, collections, etc. pertaining to number theory (11-06) Special sequences and polynomials (11B83) Arithmetic functions; related numbers; inversion formulas (11A25) Cubic and quartic Diophantine equations (11D25) Exponential Diophantine equations (11D61) Higher degree equations; Fermat's equation (11D41) Introductory exposition (textbooks, tutorial papers, etc.) pertaining to number theory (11-01) Inequalities in real analysis (26D99) Linear incidence geometry (51A99) Collections of reprinted articles (00B60)

Related Items (3)

Notes on the equation \(d(n)=D(\varphi(n))\) and related inequalities ⋮ Unnamed Item ⋮ On the composition of a certain arithmetic function

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