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Elemente der Mathematik

Online First Articles

Articles that will be published in the upcoming issues.

21 March 2025
Construction of a quadrilateral from its sides and the diagonal angle
Lorenz HalbeisenNorbert HungerbühlerJuan Läuchli
DOI 10.4171/EM/555
21 March 2025
Two further characterizations of orthodiagonal quadrilaterals
Hans Humenberger
DOI 10.4171/EM/554
21 March 2025
A generalization of the harmonic series
Bikash ChakrabortyJ. Marshall Ash
DOI 10.4171/EM/553
21 March 2025
Another improvement of Weitzenböck’s inequality
Quang Hung Tran
DOI 10.4171/EM/552
21 March 2025
Cauchy–Schwarz’ inequality and beyond
Viorel Vîjîitu
DOI 10.4171/EM/551
30 January 2025
Bernstein approximation and beyond: Proofs by means of elementary probability theory
Tiangang CuiFriedrich Pillichshammer
DOI 10.4171/EM/548
30 January 2025
A remark on the number of automorphisms of finite abelian groups
Marius Tărnăuceanu
DOI 10.4171/EM/549
29 January 2025
On the equation $x / y + y / z + z / x = 4^{m}$
Nguyen Xuan Tho
DOI 10.4171/EM/543
5 December 2024
Manchmal dauert es länger. Saly Ruth Struiks Artikel in „Elemente der Mathematik“
Klaus Volkert
DOI 10.4171/EM/546
5 December 2024
Chapple porism: a visual spell
Liliana Gabriela GheorgheRonaldo Alves Garcia
DOI 10.4171/EM/544
5 December 2024
Interplay between the Chinese Remainder Theorem and the Lagrange Interpolation Formula
Paul Jolissaint
DOI 10.4171/EM/542
5 December 2024
An extension of the Kantorovich inequality to Hilbert spaces
Saikat RoyDebmalya Sain
DOI 10.4171/EM/541
12 September 2024
Inequalities about the area bounded by three cevian lines of a triangle
Yagub N. Aliyev
DOI 10.4171/EM/540
12 September 2024
Trirectangular equable tetrahedra with integer face areas
Christian Aebi
DOI 10.4171/EM/539
26 August 2024
Generalizations of the Gandhi formula for prime numbers
Rafael Jakimczuk
DOI 10.4171/EM/537
21 May 2024
A short proof of a variant of the round-robin scheduling problem
Chris BusenhartChristoph LeuenbergerMicha WasemWilliam Xu
DOI 10.4171/EM/536
21 May 2024
On an Erdős inscribed triangle inequality revisited
Cezar LupuŞtefan Spătaru
DOI 10.4171/EM/535
21 May 2024
Jacobsthal analogues of two Fibonacci–Lucas identities and a generalization
Emil Daniel SchwabGabriela Schwab
DOI 10.4171/EM/534
21 May 2024
Schanuel’s conjecture and the roots of elementary functions
Miklós Laczkovich
DOI 10.4171/EM/532
21 May 2024
Polynomial Cauchy functional equations: A report
Raymond MortiniPeter PflugAmol Sasane
DOI 10.4171/EM/531
18 April 2024
Zero-free regions for lacunary polynomials with positive coefficients
Aaron Melman
DOI 10.4171/EM/528
16 April 2024
A synthetic proof of the Morley trisector theorem using congruent and similar triangles
Quang Hung Tran
DOI 10.4171/EM/527
28 January 2024
Six primes in generalized Fermat numbers
Gerold BrändliJörg Waldvogel
DOI 10.4171/EM/522
5 January 2024
How many stones can we place in empty baskets?
Cezar Lupu
DOI 10.4171/EM/521