Vol. 17 No. 3 (2021): May, 2021

Research Articles

• Optimal Control of Mathematical Models on The Dynamics Spread of Drug Abuse

  Nita Anggriani, Syamsuddin Toaha, Kasbawati Kasbawati

  339-348

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• Solving Ordinary Differential Equation Using Parallel Fourth Order Runge-Kutta Method With Three Processors

  Iman Al Fajri, Hendra Mesra, Jeffry Kusuma

  349-356

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• Comparison of Zero Inflated Poisson (ZIP) Regression, Zero Inflated Negative Binomial Regression (ZINB) and Binomial Negative Hurdle Regression (HNB) to Model Daily Cigarette Consumption Data for Adult Population in Indonesia

  Drajat Indra Purnama

  357-369

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• Estimation of the Portfolio Risk from Conditional Value at Risk Using Monte Carlo Simulation

  Ervin Indarwati, Rosita Kusumawati

  370-380

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• Spatial Area Model for Covid-19 in Java Based on R-Shiny Web Framework

  Rokhana Dwi Bekti, Yudi Setyawan, Enik Laksminiasih

  381-393

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• Comparison of DBSCAN and K-Means Clustering for Grouping the Village Status in Central Java 2020

  Cesaria Dewi, Emban Permata Siam, Gona Asri Wijayanti, Mustika Putri, Nurfitri Aulia, Rani Nooraeni

  394-404

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• A Two-Dimensional Mathematical Model of Carbon Dioxide (CO2) Transport in Concrete Carbonation Proses

  Muhammad Nur -Hidayat, Jeffry Kusuma, Naimah Aris

  405-417

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• Outlier Detection Using Minimum Vector Variance Algorithm with Depth Function and Mahalanobis Distance Bahasa Indonesia

  Puji Puspa Sari, Erna Tri Herdiani, Nurtiti Sunusi

  418-427

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• Risk Analysis of Gold Sale Price and Investment of Antam Shares Using Expected Shortfall in Pandemic Covid-19

  Dwi Sulistiowati, Maya Sari Syahrul, Ilham Dangu Rianjaya

  428-437

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• The Estimation of Residual Variance in Nonparametric Regression

  Abdul Wahab, I Nyoman Budiantara, Kartika Fitriasari

  438-446

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• Analyzing The Effect of BI 7-Days Repo Rate on The Jakarta Composite Index Using Nonparametric Regression Approaches Based on Least Square Spline Estimator

  Christopher Andreas, Feevrinna Yohannes Harianto, Elfhira Juli Safitri, Nur Chamidah

  447-461

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• Optimum Complementary Control for Stable Systems of the Positive Linear Time Invariant

  Nurweni Putri, Iswan Rina

  462-471

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• Partition Dimension of Dutch Windmill Graph Dimensi Partisi Graf Kincir Angin Belanda untuk siklus orde besar

  Hasmawati Hasmawati, Budi Nurwahyu, Ahmad Syukur Daming, Amir Kamal Amir

  472-483

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