Results 31 to 40 of about 2,305,664 (325)

A Benchmark Similarity Measures for Fermatean Fuzzy Sets

open access: yesBulletin of the Section of Logic, 2022
In this paper, we utilized triangular conorms (S-norm). The essence of using S-norm is that the similarity order does not change using different norms.
Faiz Muhammad Khan   +2 more
doaj   +1 more source

Prime Numbers Calculation Formulas

open access: yesTheoretical Mathematics & Applications, 2021
The application of prime numbers in modern science, especially in computer science, is very wide. Since prime numbers can only divisible by 1 and themselves, they are not factored any further like whole numbers. The problem to calculate all prime numbers using a formula posed for long periods.
openaire   +1 more source

To calculate heat losses with flue gases of coal-fired boilers [PDF]

open access: yesE3S Web of Conferences, 2021
The article is devoted to solving the problem of increasing the efficiency of solid fuel boilers ’ blast control systems. Existing algorithms for calculating losses with outgoing gases, the value of which determines the efficiency of the boiler blow ...
Gordin Sergey   +3 more
doaj   +1 more source

The Fourth Hybrid Power Mean Involving the Character Sums and Exponential Sums

open access: yesMathematics
In this paper, we consider the fourth hybrid power mean involving two-term exponential sums and third-order character sum modulo p, a topic of significant importance in analytic number theory.
Guohui Chen, Tingting Du
doaj   +1 more source

Generalized polynomial exponential sums and their fourth power mean

open access: yesElectronic Research Archive, 2023
The study of the power mean of the generalized polynomial exponential sums plays a very important role in analytic number theory, and many classical number theory problems are closely related to it.
Li Wang, Yuanyuan Meng
doaj   +1 more source

On the Coulomb corrections to the total cross section of the interaction of the $\pi^+\pi^-$ atom with ordinary atoms at high energy [PDF]

open access: yes, 1998
The size of $\pi^+\pi^-$ atom in the low lying states is considerably smaller than the radius of atomic screening. Due to that we can neglect this screening calculating the contribution of multi-photon exchanges.
Ivanov, D. Yu., Szymanowski, L.
core   +2 more sources

One kind two-term exponential sums weighted by third-order character

open access: yesAIMS Mathematics
We give a correction to the previous paper of S. F. Cao and T. T. Wang (2021). Additionally, provide a conversion formula of the power mean of a certain exponential sums weighted by a Dirichlet character $ \chi_{3} $ and some of its applications.
Guohui Chen, Wenpeng Zhang
doaj   +1 more source

Coulomb energy of axially deformed nucleus

open access: yes, 2010
We previously proposed a formula for calculating the Coulomb energy of spherical nucleus with Wood-Saxon charge distribution. In this work, the analytical formula is extended for description of the Coulomb energy of nucleus with beta2 deformation.Comment:
Liu, Min, Wang, Ning, Yu, Xuexin
core   +1 more source

Determination of 50% endpoint titer using a simple formula.

open access: yesWorld Journal of Virology, 2016
Two commonly used methods for calculating 50% endpoint using serial dilutions are Spearman-Karber method and Reed and Muench method. To understand/apply the above formulas, moderate statistical/mathematical skills are necessary.
M. Ramakrishnan
semanticscholar   +1 more source

Use of Haversine Formula in Finding Distance Between Temporary Shelter and Waste End Processing Sites

open access: yesJournal of Physics: Conference Series, 2020
One way to handle waste of garbage problems can be done by determining the location of any Temporary Shelters that can be visited first. To determine this, it is necessary to find the distance between the location where the driver is located and which ...
Rezania Agramanisti Azdy, F. Darnis
semanticscholar   +1 more source

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