Results 1 to 10 of about 6,695 (326)

A new Euler's formula for DNA polyhedra. [PDF]

open access: goldPLoS ONE, 2011
DNA polyhedra are cage-like architectures based on interlocked and interlinked DNA strands. We propose a formula which unites the basic features of these entangled structures.
Guang Hu, Wen-Yuan Qiu, Arnout Ceulemans
doaj   +7 more sources

Euler's Polyhedron Formula [PDF]

open access: goldFormalized Mathematics, 2008
where V , E, and F are, respectively, the number of vertices, edges, and faces of p. The formula was first stated in print by Euler in 1758 [11]. The proof given here is based on Poincare’s linear algebraic proof, stated in [17] (with a corrected proof in [18]), as adapted by Imre Lakatos in the latter’s Proofs and Refutations [15].
Jesse Alama
openalex   +3 more sources

An Automatic Proof of Euler's Formula [PDF]

open access: yesComputer Science Journal of Moldova, 2005
In this information age, everything is digitalized. The encoding of functions and the automatic proof of functions are important. This paper will discuss the automatic calculation for Taylor expansion coefficients, as an example, it can be applied to
Jun Zhang
doaj   +3 more sources

Euler's Formula and De Moivre's Formula for Quaternions

open access: hybridMissouri Journal of Mathematical Sciences, 1999
Natural generalizations of Euler's formula and De Moivre's formula for quaternions are derived.
Eungchun Cho
openalex   +4 more sources

Some Properties of Euler’s Function and of the Function τ and Their Generalizations in Algebraic Number Fields

open access: yesMathematics, 2021
In this paper, we find some inequalities which involve Euler’s function, extended Euler’s function, the function τ, and the generalized function τ in algebraic number fields.
Nicuşor Minculete, Diana Savin
doaj   +1 more source

Applications of neutrosophic complex numbers in triangles [PDF]

open access: yesNeutrosophic Sets and Systems, 2023
It may be difficult for researchers to memorize or remember the trigonometric ratios of any neutrosophic angle, and this is what prompted us to activate the role of the neutrosophic complex numbers for that.
Yaser Ahmad Alhasan   +2 more
doaj   +1 more source

Euler's totient function applied to complete hypergroups

open access: yesAIMS Mathematics, 2023
We study the Euler's totient function (called also the Euler's phi function) in the framework of finite complete hypergroups. These are algebraic hypercompositional structures constructed with the help of groups, and endowed with a multivalued operation,
Andromeda Sonea, Irina Cristea
doaj   +1 more source

The Derivation of the Riemann Analytic Continuation Formula from the Euler’s Quadratic Equation

open access: yesJournal of Nigerian Society of Physical Sciences, 2022
The analysis of the derivation of the Riemann Analytic Continuation Formula from Euler’s Quadratic Equation is presented in this paper. The connections between the roots of Euler’s quadratic equation and the Analytic Continuation Formula of the Riemann ...
Opeyemi O. Enoch   +2 more
doaj   +1 more source

Euler-Maclaurin formulae [PDF]

open access: yesMathematical Inequalities & Applications, 2003
A number of inequalities, for functions whose derivatives are either functions of bounded variation or Lipschitzian functions or functions in L_p-spaces, is proved by applying the Euler-Maclaurin formulae. The results are applied to obtain some error estimates for the Maclaurin quadrature rules.
Marko Matić   +2 more
openaire   +4 more sources

Unification Theories: Rings, Boolean Algebras and Yang–Baxter Systems

open access: yesAxioms, 2023
This paper continues a series of papers on unification constructions. After a short discussion on the Euler’s relation, we introduce a matrix version of the Euler’s relation, E I π+U=O.
Florin F. Nichita
doaj   +1 more source

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