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# Browsing Mathematics by Title

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• (Elfitra, 2023-10)
This article discusses prime cyclic ideals on Gaussian integers and Eisenstein integers to ring modulo n with a; b ∈ Zn. That is solved by uses theorems related to the characteristics of prime cyclic ideals apply to the ...
• (Elfitra, 2022-10)
This article project discusses the multiplicative functions commutable with sums of squares. In this article, suppose that k be an integer greater than or equal to 3. It is shown that if a multiplicative functions f satis ...
• (2016-02-04)
In article we study the densities of several sets connected with the Fermat numbers Fm = 22m+1. This article is a review of the article of Krizek et al. [Journal of Number Theory, 97(2001): 95-112]. In particular, the ...
• (2016-05-23)
This article discusses iterative methods formed by combining Newton's method and an iterative method with a correction function that depends on the value of the function and values of the two derivative functions. ...
• (Elfitra, 2023-11)
This article project discusses a new family of optimal fourth-order iterative method to solve a nonlinear equation. Analytically using the Taylor expansion and geometric series that the iterative method has a convergence ...
• (2017-01-10)
This article discusses a new family of three-step iteration method. Analytically, it is showed using Taylor expansion and geometry series that this iterative method has a convergence eight-order. Numerical comparisons ...
• (2017-01-10)
This article discusses a new family of three-step iteration method. Analytically, it is showed using Taylor expansion and geometry series that this iterative method has a convergence eight-order. Numerical comparisons ...
• (wahyu sari yeni, 2019-04-30)
This article discusses the new fourth-order optimal method which is a family of Chebyshev-Halley type method to solve nonlinear equations. This free from second- order derivative method is derived by modifying the ...
• (2017-01-11)
This article presents a new family iterative method for nding a multiple root of nonlinear equation with known multiplicity. Analytically it is showed using a Taylors expansion, geometric series, and binomial series ...
• (Elfitra, 2022-06)
One of the nonparametric regression methods that can be used for classification is Multivariate Adaptive Regression Splines (MARS) which is enhanced using bootstrap aggregating (bagging) with 50 replications. This method ...
• (wahyu sari yeni, 2019-07-22)
This article discusses an iterative method for solving nonlinear equations, by com- bining Ababneh's iterative method of order four with Newton's iterative method. The method has eight order of convergence with three ...
• (2020-08)
This paper discusses the combination of forecasting methods and linear programming to make a decision. Both of the methods are used to predict the sales of bakery products and to determine the best and most efficient ...
• (Elfitra, 2022-07)
This article discusses the combination of the Halley and Potra-Ptak (MHP) methods which are the result of the combination of two iteration methods, namely the Halley and Potra-Ptak methods to solve nonlinear equations. ...
• (2014-03-25)
In this artikel the combination of ratio estimators and ratio regression in simple random sampling using median and coefficient of skewness are discussed, which is a review and an expansion from the article J. Subramani ...
• (2013-03-13)
This paper discussed combining ratio estimators in simple random sampling using coefficient regression, coefficient kurtosis, coefficient variance suggested by Kadilar and Cingi [4]. These estimators are biased there for ...
• (2014-03-25)
Estimators discussedare combination of ratio estimatorsin ranked set sampling using coefficient of variation and coefficient of kurtosis. Each estimator is biased estimatorand the mean square errors ...
• (2014-03-25)
Three estimators discussed in this paper are the Exponential Proportions Ratio Estimator, The Product Estimator Exponential Proportion, and The Combination-Product Ratio Exponential Proportions Estimator on simple random ...
• (Elfitra, 2023-07)
Internet users in Indonesia reached 210 million in December 2022. Internet users can shop through the Shopee e-commerce platform that offers ShopeePay payment features. It is important for Shopee to know user reviews ...
• (perpustakaan UR, 2021-09)
Farmer terms of trade rate is one of the indicators in determining the price of farmers production. This reseach is a case study on the farmer terms of trade in Riau Province using the correlation coefficient between the ...
• (2014-03-25)
This paper discusses the proof of the concurrent from Gergonne point. The Gergonne point of a triangle is the point at which the three lines from vertices to the points of tangency between the incircle and the sides of ...