Browsing Department of Mathematics by Issue Date
Now showing items 1-20 of 4382
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Kajian Metode Penalti dan Aplikasinya Pada Masalah Penugasan
(Universitas Sumatera Utara, 2025)One method that can be used to solve linear programming problems is the penalty method. The penalty method can solve the maximum case and the minimum case. Such cases are often found in everyday life in assignment problems. ... -
Pemrograman Nonlinear dengan Metode Fungsi Barrier untuk Optimasi Produksi Padi
(Universitas Sumatera Utara, 2025)Paddy is one of the important food crops in Indonesia that can be processed into rice which has an important role in fulfilling national food needs. North Sumatra is one of the rice paddy producing areas in Indonesia. ... -
Model Cox Proportional Hazard dalam Analisis Survival Penderita Penyakit Sirosis Hati
(Universitas Sumatera Utara, 2025)Survival analysis is a field of statistics that studies how individuals or objects endure over time. One commonly used statistical method in this field is the Cox Proportional Hazard Model. This model is used to determine ... -
Estimasi Parameter Distribusi Weibull Menggunakan Metode Maksimum Likelihood
(Universitas Sumatera Utara, 2025)In various types of statistical analysis, the Weibull distribution is an important continuous probability distribution. One crucial aspect of studying this distribution is estimating its parameters. The maximum likelihood ... -
Aplikasi Penalized Maximum Likelihood Estimation pada Distribusi Weibull dengan Algoritma Gradient Descent
(Universitas Sumatera Utara, 2025)The Weibull distribution is widely used in reliability analysis and failure modeling due to its flexibility in modeling various types of data. For accurate parameter estimation, the Penalized Maximum Likelihood Estimation ... -
Pengendalian Persediaan Dengan Metode Economic Order Quantity Guna Optimalisasi Persediaan Bahan Baku Penunjang Panel APP PL (Studi Kasus: PT. Rahmat Kurnia Abadi)
(Universitas Sumatera Utara, 2025)This research aims to provide an overview of LPG raw material inventory control carried out by PT. Rahmat Kurnia Abadi and to find out the optimal number of orders for LPG raw materials, order frequency, amount of safety ... -
Perbandingan Metode Weighted Least Squares
(Universitas Sumatera Utara, 2025)In multiple linear regression analysis using the Ordinary Least Squares (OLS) method as the parameter estimator, that the resulting regression coefficient estimthere are assumptions that must be met so ates are Best Linear ... -
Analisis Regresi Linier Berganda dengan Faktor-Faktor yang Mempengaruhi Tingkat Kemiskinan di Provinsi Sumatera Utara Tahun 2021-2023
(Universitas Sumatera Utara, 2025)Poverty is one of the sources of problems that indirectly affects development and represents an economic inability to meet the minimum standard of living within a community in a certain region. This condition is caused by ... -
Fuzzy Time Series Model Cheng dengan Interval Fibonacci dalam Prakiraan Air Quality Index
(Universitas Sumatera Utara, 2025)Air quality in Indonesia has become increasingly concerning due to the rise in urbanization and industrialization activities, making it essential to employ accurate forecasting methods to monitor the Air Quality Index ... -
Hybrid Christofides Algorithm and List-Based Simulated Annealing (HCA-LBSA) dalam Menyelesaikan Traveling Salesman Problem (TSP)
(Universitas Sumatera Utara, 2025)The Traveling Salesman Problem (TSP) is a well-known classical problem in combinatorial optimization and graph theory. This study proposes the Hybrid Christofides Algorithm and List-Based Simulated Annealing (HCA-LBSA) to ... -
Bilangan Kromatik Harmonik pada Graf Hasil Kali Kartesian P3 x Sn
(Universitas Sumatera Utara, 2025)This research discusses the harmonious chromatic number on the Cartesian product of a path graph with three vertices (P3) and a star graph with n vertices (Sn). Harmonious coloring is a vertex coloring of a graph such that ... -
Kajian Metode Fuzzy Sugeno dalam Mengidentifikasi Tingkat Risiko Kebakaran Hutan
(Universitas Sumatera Utara, 2025)In the implementation of fuzzy logic, the Sugeno fuzzy method faces several challenges, such as issues in determining the fuzzy rule base and the occurrence of undefined outputs (defuzzification) with values of 0/0. ... -
Implementasi Metode Fuzzy Mamdani dan Fuzzy Tsukamoto dalam Penentuan Durasi Fase Lampu Lalu Lintas di Persimpangan Jalan Kota Medan
(Universitas Sumatera Utara, 2025)The triple intersection of Jalan Jamin Ginting and Jalan Dr. Mansyur in Medan City frequently experiences congestion due to the use of static-duration traffic lights, which fail to account for variations in vehicle density ... -
Aplikasi Logika Fuzzy dalam Produksi Roti menggunakan Metode Mamdani dan Tsukamoto
(Universitas Sumatera Utara, 2025)Determining the appropriate amount of production is essential to maintain a balance between market demand and inventory. PT Roti Ganda Siantar, as one of the leading bread producers in North Sumatra, requires a decision ... -
Analisis Perbandingan Metode Mamdani Fuzzy Inference System dengan Regresi Berganda dalam Estimasi Konsumsi Energi Listrik di Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2025)The continuously increasing demand for electricity presents a significant challenge in energy supply, particularly because electricity cannot be stored on a large scale. Therefore, accurate estimation methods are ... -
Analisis Sensitivitas Model Fuzzy Goal Programming dalam Optimisasi Laporan Keuangan PT Kereta Api Indonesia (Persero)
(Universitas Sumatera Utara, 2025)Financial statements are an important tool for assessing a company's performance and future prospects. In the transportation sector, particularly PT Kereta Api Indonesia (Persero), optimizing financial statements is crucial ... -
Penerapan Metode Fuzzy Mamdani dan Fuzzy Sugeno dalam Penentuan Jumlah Produksi Produk Pakaian Konveksi Mutiara Naga
(Universitas Sumatera Utara, 2025)Konveksi Mutiara Naga faces challenges in optimizing the production quantity of gamis (Muslim dresses), often resulting in either excess or shortage of stock. These issues arise from inaccurate production planning that ... -
Penerapan Model Vector Autoregressive (VAR) pada Analisis Pengaruh Makroekonomi terhadap Profitabilitas PT Bank Rakyat Indonesia Tbk
(Universitas Sumatera Utara, 2025)The Vector Autoregressive (VAR) model is a multivariate approach to time series analysis used to evaluate the dynamic relationship between endogenous variables in a system. However, if there is evidence of a cointegration ... -
Metode Partial Least Square-Structural Equation Modeling (PLS-SEM) dalam Analisis Kepuasan Mahasiswa Universitas Sumatera Utara terhadap Layanan SATU USU
(Universitas Sumatera Utara, 2025)SATU USU is a platform that integrates various digital services at Universitas Sumatera Utara into a single portal, facilitating students in accessing academic and administrative information. Student satisfaction with the ... -
Kajian Metode Markowitz dalam Optimasi Portofolio Saham Sektor Perbankan (Studi PT Bursa Efek Indonesia)
(Universitas Sumatera Utara, 2025)The Markowitz method, also known as the Mean-Variance Portfolio Theory, is used to determine a portfolio that provides optimal returns by minimizing risk. This study utilizes historical closing price data of six banking ...