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Jurnal Matematika
ISSN 1693-1394 · Universitas Udayana · 150 artikel di indeks
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Artikel Jurnal
Aplikasi Rantai Markov Untuk Estimasi Probabilitas Return Saham INDF Periode April-Juli 2025
Investing in stocks in the capital market not only provides profits but also involves various potential risks that may arise in stock investments. Investments are made to generate returns, so it is necessary to calculate the returns. In predicting stock prices. One method that can be used is the…
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Artikel Jurnal
Analisis Model Struktural Penyusunan Minat Berkunjung Kembali Masyarakat pada Event Maen Jaran di Sumbawa
One of the advantages of Sumbawa Regency is its cultural diversity, the tradition of horse racing or commonly called the Maen Jaran Event (in Sumbawa language) is part of the culture and entertainment that has been preserved for centuries in Sumbawa. In efforts to preserve culture, especially…
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Artikel Jurnal
Pemodelan Angka Kemiskinan dengan Geographically Weighted Panel Regression (GWPR) di Provinsi Aceh
Provinsi Aceh merupakan salah satu provinsi di Indonesia yang masih menghadapi permasalahan kemiskinan. Provinsi aceh menempati posisi pertama dengan persentase penduduk miskin tertinggi untuk di wilayah pulau sumatra. Hal tersebut mengindikasikan bahwa masih ada kelemahan dari program dan…
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Artikel Jurnal
Small Area Estimation to Estimate the Percentage of Simple Housing Needs in Buleleng Regency
Data is a source of information to support the decision-making process of the object under study so that the availability of data is important to fulfill. Survey as one of the techniques used to provide data has weaknesses such as area parameters outside the design cannot be explained by the…
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Artikel Jurnal
Unit, Irreducible, and Prime Elements of The Integral Domain Z[sqrt (5)]
In abstract algebra at the undergraduate level, the ring Z[sqrt(5)] is often used as a simple example of an integral domain that does not satisfy the unique factorization domain (UFD) but Z[sqrt(5)] is Halfway Factorial Domain (HFD). Unlike the ring of integers (Z) or the Gaussian integers (Z[i])…
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Artikel Jurnal
Perhitungan Premi Asuransi Pertanian Padi Terhadap Indeks Curah Hujan di Kabupaten Aceh Utara
Aceh Utara menjadi salah satu pilar penting dalam perekonomian Aceh, khususnya pada sektor pertanian. Namun, sejak tahun 2019, produksi pertanian di Aceh Utara mengalami penurunan akibat perubahan iklim. Hal ini mengakibatkan banyak petani di Kabupaten Aceh Utara merugi. Penelitian ini bertujuan…
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Artikel Jurnal
Analysis of Environmental Factors On The Risk Of Drug Abuse Using Naïve Bayes And Decision Tree Data Mining Algorithms
This study aims to analyse and compare the performance of the Naïve Bayes classification model and Decision Tree C5.0 in predicting environmental risk factors for drug abuse in Palopo City. The research data come from the Badan Narkotika Nasional Kota Palopo, comprising a total of 74 data points…
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Artikel Jurnal
Pemanfaatan Big Data dalam Monitoring Pola Aktivitas Aviasi di Indonesia
Abstract: Covid-19 which entered Indonesia in December 2019 has a significant impact on the aviation industry. According to BPS data for 2020, the aviation industry's contribution to Indonesia's GDP decreased from 1.21% to 0.28% in the second quarter of 2020. To overcome this setback, comprehensive…
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Artikel Jurnal
Analisis Kestabilan Model Insidensi Setengah Jenuh pada Epidemi Flu Burung
Abstract: The H5N1 avian influenza is an example of a pathogen that is known to cause human disease outbreaks. This study focuses on selecting avian influenza control strategies using Half-Saturated Incidence (HSI) Models. In this study, a model was constructed by involving elements of human…
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Artikel Jurnal
Analisis Dinamika Model Penyakit Toksoplasmosis pada Populasi Kucing dan Manusia
Abstract: Toxoplasmosis is a disease that is identical to cats. This disease is caused by the parasite Toxoplasma gondii. In this study, a mathematical model of the spread of toxoplasmosis was reviewed with various population size. In this study, model construction, fixed point analysis and…
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Artikel Jurnal
\[\beta \]-Dual Dari Ruang Barisan \[{\left( {\overline N ,\Delta \lambda } \right)_\infty },\left( {\overline N ,\Delta \lambda } \right)\], dan \[{\left( {\overline N ,\Delta \lambda } \right)_0}\]
Sequence spaces is one of interesting topic of analysis research. Some of that are convergent and bounded sequence. In this paper we define some releated BK spaces (????,?????)?, (????,?????), dan (????,?????)0 some characteristics releated to them. Moreover we determine their ?-dual.
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Artikel Jurnal
Memodelkan Impor Beras Menggunakan Regresi Data Panel
Abstract Rice is one of the world’s most important commodities. The Food and Agri- cultural Organizations estimates about 90 percent of the world’s rice is produced by countries in the Asian continent with the rice production centers located in the ASEAN region. As an agricultural country…
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Artikel Jurnal
Penerapan Kombinasi Genetic Algorithm dan Iterated Local Search Pada Multi-Depot Capacitated Vehicle Routing Problem
The distribution is a system for distributing goods or products from the company to customers. Multi-depot capacitated vehicle routing problem (MDCVRP) is a variation of the vehicle routing problem (VRP) which is based on distribution problems and MDCVRP is a topic of optimization problems in…
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Artikel Jurnal
Kajian Morfisme Untuk Variasi Kurva Dense Fibonacci Word
The Fibonacci word is one example of a fractal object. The fractal Fibonacci word has the property of being similar to curves with curves. The curve Fibonacci word generated based on the Fibonacci word sequence. The Fibonacci word sequence can be defined by morphism so that a new sequence with the…
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Artikel Jurnal
Diagram Kendali MAD pada Harga Cabai Rawit di Jawa Tengah
Food price policies affect the stabilization of food prices in Indonesia. The control chart is one of the tools used to measure the stabilization of food prices. The control chart was first introduced by W.A. Shewhart. The Shewhart control chart is divided into two, namely attribute and variable…
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Artikel Jurnal
Peramalan Cuaca Menggunakan Metode Rantai Markov (Studi Kasus : Cuaca Harian Di Kota Ambon)
Weather is a state of the air at certain times in certain areas that are relatively narrow and in a short period of time. Weather forecasting is an activity carried out to produce a collection of information about upcoming weather conditions. One method used to predict these conditions is by using…
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Artikel Jurnal
Penerapan Pewarnaan Graf pada Penjadwalan Mengajar Dosen Pendidikan Matematika Universitas Nurul Jadid
Learning schedules arrangement of lecturers in Mathematics Education Nurul Jadid University is still done manually by inserting lecturers' schedules one by one. Consequently, there are overlapping schedules that led to ineffective lecture preparation and cause confusion among lecturers and…
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Artikel Jurnal
Analisis Regresi Cox Proportional Hazard Untuk Menentukan Faktor-Faktor yang Memengaruhi Lama Studi Mahasiswa
Higher education has an important role for students, so that students can pursue their studies and can complete their studies on time. Length of study is the time it takes a student to complete his studies. For undergraduate level (S1) is 4 years and no later than 7 years. There are several factors…
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Artikel Jurnal
Faktor-faktor yang Mempengaruhi Mahasiswa Terhadap Pemilihan Kompetensi di Program Studi Matematika Universitas Udayana
Tertiary education is a level of education after secondary education; it includes associate program, bachelor program, master program, specialist program, and doctorate program held by a higher educational institution. Through this higher educational institution, the students are taught to be…
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Artikel Jurnal
Kondisi Steady State Sistem Bonus Malus Swiss dengan Frekuensi Klaim Binomial Negatif-Lindley
Abstrak. Sistem pembayaran premi asuransi kendaraan terdiri dari beberapa state. Pembagian state ini didasari oleh banyaknya pemegang polis yang mengajukan klaim setiap tahunnya. Pola perubahan yang terjadi pada state akan mengakibatkan pencarian kondisi steady state yakni kondisi yang sudah…