DSpace Repository

# Mathematics

## Recent Submissions

• (Elfitra, 2023-10)
This article discusses fractional derivatives of trigonometric functions with Riemann- Liouville fractional derivative and related with gamma functions. The fractional derivative is denoted by D( )f(x) where is a ...
• (Elfitra, 2023-10)
The issue of health insurance costs has become a major concern in the healthcare system in the USA. Determining the accurate health insurance cost is crucial for individuals and families who rely on health insurance for ...
• (Elfitra, 2023-10)
This article discusses the Sylvester matrix of order (n + 1) × (n + 1), the Sylvester matrix is a tridiagonal matrix that has main diagonal entries are real numbers, the upper subdiagonal entries are 1, 2, . . . , n while ...
• (Elfitra, 2023-10)
The nal project discusses the properties of incline algebra and right derivation of incline algebra. The discussion includes the concept of relation, poset, distributive lattice, boolean algebra, incline algebra, and ...
• (Elfitra, 2023-10)
The forest area in Indonesia is decreasing, caused by forest fires either intentionally through land clearing or unintentionally due to climate change. Hotspots are an indicator used in detecting fires on a land. Efforts ...
• (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, 2023-10)
User satisfaction with Grab's services can be reviewed through reviews on the Google Play Store site in the form of ratings and comments. Reviews on the Google Play Store site can be used as a reference for Grab companies ...
• (Elfitra, 2023-10)
The pension fund program is a type of future planning that tries to assure a person’s safety and comfort in old age. This article discusses the normal cost of the pension fund using the projected unit credit method in ...
• (Elfitra, 2023-10)
Tuberculosis (TB) is a chronic infectious disease caused byMycobacterium tuberculosis. Tuberculosis is the highest cause of death in the world and a disease experienced by many people. This research discusses the application ...
• (Elfitra, 2023-10)
This paper discusses about a predator-prey model with Holling type-II functional response with the impact of fear and Allee effect in prey population. In the model observed, there are four equilibrium points in which ...
• (Elfitra, 2023-10)
Indonesia is one of the countries that is still struggling to overcome problems related to poverty. Based on official statistical news, in March 2020 the percentage of the poor population was recorded at 9.78%, which has ...
• (Elfitra, 2023-10)
Life insurance is a protection program for individuals or families from death that can cause financial loss. Insurance companies need to calculate reserves to prepare funds when participants request a claim. This final ...
• (Elfitra, 2023-10)
This article discusses the control of raw material inventory to determine the optimal order quantity per order, in order to be able to minimize the total inventory cost. The method used in this article is the EOQ multi-item ...
• (Elfitra, 2023-09)
This article discusses a new family of generalized quadrature methods which are the general form of several iteration methods derived using quadrature. This method takes the form of a weighted two-step Newton iteration ...
• (Elfitra, 2023-08)
Life expectancy (LE) ) is an indicator of health status used to improve the quality of human life. This study models the LE of men and women to determine the factors that have a significant effect using a truncated spline ...
• (Elfitra, 2023-08)
This article discusses the development of the mixtilinear excircle concept on cyclic quadrilaterals. The expansion was carried out to show the various relationships formed from several mixtilinear excircle radii constructed ...
• (Elfitra, 2023-07)
This article discusses proposes a fuzzy Pythagoras approach with the zero point method for solving transportation problems with uncertain data. The approach combines fuzzy logic and the Pythagorean theorem to optimize ...
• (Elfitra, 2023-07)
This paper discusses the solution of transshipment problem using the simplex method of transportation. This discussion aims to determine the optimal solution of the transshipment problem by taking into account the freight ...
• (Elfitra, 2023-07)
Life expectancy is an indicator in measuring government performance in improving the level of health and well-being of the population of a region. While life expectancy on Sumatra Island has variable values, the quality ...
• (Elfitra, 2023-07)
This paper discusses three comparisons of new iteration methods, Arithmetic New- ton, Harmonic Newton, and Geometric Newton, to solve nonlinear equations. The process of forming these methods uses the equation of the ...