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# Browsing Mathematics by Title

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• (Elfitra, 2022-10)
In any triangle ABC, three different mixtilinear incircles can be constructed. In this articles, point D will be constructed on the circumcircle of triangle ABC in order to obtain a cyclic quadrilteral ABCD, so that ...
• (perpustakaan UR, 2021-06)
This article discusses the development of the Japanese theorem for two circles in cyclic quadrilateral. The method is used to reconstruct two incircles of the triangle in Japanese theorem. Than the value of the incircles ...
• (2021-01)
This article discusses the development of Japanese theorem for cyclic pentagon. The method is used to construct the diagonal from each point of the cyclic pentagon, so that a triangle is formed from each of its points. ...
• (2020-09)
This article discusses the application of the Varignon's theorem to the parallelo- hexagon by connecting the midpoints of the two sides which are close to the mid- point of the two sides in front of them, so that they ...
• (2016-04-27)
This article discusses the use of Adomian decomposition method to solve a variational problem in calculus of variation with known boundary conditions. Process begins by changing the variational problem into Euler-Lagrange ...
• (Elfitra, 2021-12)
The exponential smoothing forecasting method is one of the time series data forecasting methods. This study uses non-oil and gas export data in Indonesia for the period January 2015-May 2021 indicating that there are ...
• (2021-01)
This article discusses the existence of the perfect powers obtained by the result of the addition and subtraction of two Fibonacci numbers, namely Fn and Fm under the condition n ≡ m (mod 2). In the case of n > m > 0, ...
• (Elfitra, 2022-03)
This article discusses the multiplication of a Pell numbers and a Pell-Lucas numbers generating a power numbers. The power numbers is the repeated product of a numbers, with a positive, zero, or negative integer power. ...
• (perpustakaan UR, 2021-10)
This article discusses the reciprocal addition formula of multiplying Fibonacci and Lucas numbers using the floor function with mn, where the values of m are any positive integers, and the values of n are even and odd ...
• (2020-10)
This article discusses the reciprocal addition formula of multiplying the m-th and n-th of Fibonacci numbers, where m and n are respectively even and odd integers, using the floor function. The reciprocal addition formula ...
• (2016-04-27)
This article discusses the normal pension for Defined Benefit Pension Plan using the interest rate model of Cox Ingersoll Ross, where the parameter in the model is estimated using maximum likelihood methods. Pension benefits ...
• (perpustakaan UR, 2021-06)
This paper discusses a new modified simplex method for solving a quadratic fractional programming problems. The method based on linear programming problem for finding an optimal solution to a quadratic fractional programming ...
• (2021-02)
This article discusses the solution of assignment problem in the form of triangular fuzzy numbers that converted into crisp numbers, by using centroid method as ranking function. Then, the assignment problem in the form ...
• (2021-03)
This paper discusses a transportation problem of the pentagonal fuzzy numbers using with the max-min method. This method is used to nd the initial base solution. Then to test the optimization and nd the optimal solution ...
• (2020-08)
The article discusses the average total opportunity cost method to solve transportation problem, with the proposed method is easy since computation works. North west corner method, least cost method and Vogels ...
• (perpustakaan UR, 2021-06)
This article discusses the solution of transportation problem using the method of Total Opportunity Cost Matrix-Minimal Total (TOCM-MT method). TOCM-MT method is used to determine the basic solution with the total cost ...
• (2021-03)
This paper discusses the trapezoidal fuzzy numbers transportation problem with mixed constraints. The cost coefficient is a fuzzy number that appears because there is uncertainty in costs that cannot be predicted due to ...
• (2020-07)
This article discusses the modi ed Vogel's approximation method for solving the balanced transportation problems. This method is used to determine the feasible solution and simplex transportation method to verify the ...
• (2012-10-14)
Traveling salesman problem ia a problem in graph theory. This problem can be solved by enumurating all possible Hamilton circuit. Then we calculate the length of rute of each circuit, and then we choose the shortest ...
• (2013-03-21)
This paper described characteristics and use of differential transformation method. Finite Taylor series was used for solving second order of nonlinear Lane-Emden equation at singular initial value problems