{"title":"PERBANDINGAN PENERAPAN GRAF KOMPATIBEL DENGAN REALITA DILAPANGAN DALAM PENGATURAN LAMPU LALU LINTAS PERSIMPANGAN BANDARA PEKANBARU","authors":"Sarbaini Sarbaini","doi":"10.15548/map.v4i2.4320","DOIUrl":"https://doi.org/10.15548/map.v4i2.4320","url":null,"abstract":"To minimize traffic congestion, the application of compatible graphs is used to establish a more optimal total waiting duration at the traffic flow at the Pekanbaru airport intersection. Traffic flow at the Pekanbaru airport intersection is more congested on Sunday due to weekends, where this study was conducted on Sunday afternoon, May 29, 2022. The purpose is to optimize the total waiting duration of the existing traffic lights in the area, waiting for the vehicle stop time obtained in all aspects of the lane, from the observations that have been made obtained compatible graphs. By applying compatible graphs, two different hypotheses are used. The first hypothesis turns left following a traffic light which is 100 seconds. Meanwhile, the second hypothesis of turning left does not follow a traffic light of 120 seconds. Where the wait duration obtained is the optimum waiting duration with a compatible graph, the waiting duration in the current field is much more optimal than the waiting time after using the compatible graph","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"34 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-02-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115680095","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PERBANDINGAN PENDUGAAN METODE ORDINARY KRIGING DAN METODE ORDINARY KRIGING DENGAN TEKNIK JACKKNIFE","authors":"Novia Nur Rohma","doi":"10.15548/map.v4i2.4736","DOIUrl":"https://doi.org/10.15548/map.v4i2.4736","url":null,"abstract":"Pada analisis spasial jika terdapat data yang memiliki distribusi tidak normal, maka akan menghasilkan prediksi yang kurang baik. Untuk mengatasi hal tersebut digunakan metode ordinary kriging dengan teknik jackknife. Dalam metode ordinary kriging dan ordinary kriging dengan teknik jackknife perlu memperhitungkan semivariogram. Hujan merupakan suatu proses jatuhnya air yang berasal dari awan ke bumi. Hujan di ukur memalui curah hujan. Tujuan penelitian ini adalah untuk membandingkan dua metode yaitu ordinary kriging dan ordinary kriging dengan teknik jackknife pada data berdistribusi normal dan data beristribusi tidak normal, serta menentukan semivariogram terbaik. Data yang digunakan adalah data curah hujan bulanan di Malang Raya periode Januari 2016 s/d Desember 2016. Dari dataset bulanan curah hujan, data yang berdistribusi normal pada bulan Januari, Februari, Maret, April, Mei, Juni, Agustus, September, Oktober, November dan Desember 2016, sedangkan data yang berdistribusi tidak normal pada bulan Juli. Pada data berdistribusi normal lebih cocok dianalisis dengan menggunakan ordinary kriging karena nilai RMSE relatif kecil dibanding ordinary kriging dengan teknik jackknife. Pada data tidak normal RMSE ordinary kriging dengan teknik jackknife lebih kecil dibanding ordinary kriging.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"43 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-02-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129468507","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Reihani Jemila Nurbai, Miftahul Jannah, Ilham Dangu Rianjaya
{"title":"PENERAPAN METODE BENEFIT PRORATE CONSTANT PERCENT OF SALARY GUNA MENENTUKAN IURAN NORMAL THT","authors":"Reihani Jemila Nurbai, Miftahul Jannah, Ilham Dangu Rianjaya","doi":"10.15548/map.v4i2.4983","DOIUrl":"https://doi.org/10.15548/map.v4i2.4983","url":null,"abstract":"Tabungan Hari Tua (THT) sangat diperlukan oleh Pegawai Negeri Sipil untuk menghadapi risiko yang akan terjadi saat sudah pensiun demi menunjang kesejahteraan hidup di hari tua. Dari program asuransi Tabungan Hari Tua peserta akan mendapatkan sejumlah manfaat THT yang dibayarkan pada saat peserta memasuki Batas Usia Pensiun (BPU). Tentu saja untuk memperoleh manfaat THT, peserta diwajibkan membayar Iuran Normal (NC) setiap bulannya. Penelitian ini bertujuan untuk mengetahui bagaimana mengalisis dan menentukan besarnya Iuran Normal (NC) dan kewajiban aktuaria (AL) yang harus dibayarkan oleh peserta THT kepada PT Taspen. Perhitungan Iuran Normal dilakukan dengan Metode Benefit Prorate Constant Percent of Salary. Pada metode ini perhitungan nilai sekarang dari manfaat THT ditentukan berdasarkan gaji peserta progam THT mulai dari saat pertama kali masuk kerja hingga usia pensiun. Selain gaji, masa kerja juga dipertimbangkan dalam perhitungan kewajiban aktuaria THT tersebut. Data yang digunakan dalam penelitian ini adalah data sekunder yang diperoleh dari PT Taspen (Persero) KC Padang. Dari hasil analisis dan perhitungan yang dilakukan menggunakan metode Benefit Prorate Constant Percent of Salary, yang mempengaruhi besarnya Iuran Normal dan manfaat THT adalah besar gaji pokok peserta dan lama masa kerja. Dilihat dari faktor usia, semakin tua usia peserta program THT, maka besarnya Iuran Normal yang harus dibayar setiap tahunnya juga akan semakin besar.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"149 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133200109","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PENGAMANAN KATA SANDI AKUN DENGAN METODE AFFINE CIPHER","authors":"Ade Novia Rahma","doi":"10.15548/map.v4i2.4533","DOIUrl":"https://doi.org/10.15548/map.v4i2.4533","url":null,"abstract":"Pada saat ini kesadaran keamanan akun sangat minim. Keahlian para hacker saat ini juga semakin berkembang. Metode Affine Cipher merupakan metode yang tepat untuk mengamankan kata sandi akun dan menjadikan kata sandi akun tidak mudah dikenal. Hasil akhir dari penelitian ini pasangan huruf yang sudah terbentuk tidak ada kemungkinan lain yang akan terbentuk, sehingga meningkatkan keamanan akun.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"38 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123496772","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Prediksi Pertumbuhan Penduduk di Indonesia Menggunakan Metode Least Square","authors":"Hendri Noviyanto, A. Fauzi","doi":"10.15548/map.v4i2.4835","DOIUrl":"https://doi.org/10.15548/map.v4i2.4835","url":null,"abstract":"Laju Pertumbuhan penduduk cukup menjadi perhatian pemerintah dan menjadi masalah pada negara yang berkembang seperti Indonesia karena banyak dampak yang ditimbulkan seperti kesenjangan sosial dan meningkatnya kemiskinan, sehingga diperlukan kontrol pertumbuhan penduduk. Tujuan prediksi pertumbuhan penduduk adalah untuk mengetahui prediksi jumlah penduduk pada masa yang akan datang. Pada penelitian ini metode yang digunakan adalah least square atau kuadrat terkecil untuk melakukan perhitungan prediksi. Data yang digunakan adalah jumlah penduduk di Indonesia pada tahun 2016-2022 yang berasal dari Badan Pusat Statistik. Model trend yang digunakan adalah kuadratik dengan nilai persamaan yang diperoleh Y' = 267.083,67 + 2.876,01X. Hasil persentase nilai MAPE sebesar 0%. Model yang didapatkan digunakan untuk memprediksi jumlah penduduk pada tahun 2023-2027. Hasil prediksi selisih jumlah penduduk pada 5 tahun yang akan datang sebesar 14.380,04 juta jiwa.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"51 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114281651","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"MODEL RANTAI MAKANAN ANTARA TANAMAN JAGUNG, HAMA TIKUS, DAN BURUNG HANTU DENGAN PEMASANGAN PERANGKAP TIKUS","authors":"Nela Rizka","doi":"10.15548/map.v4i2.4996","DOIUrl":"https://doi.org/10.15548/map.v4i2.4996","url":null,"abstract":"Jagung adalah salah satu komoditas tanaman pangan yang mempunyai peranan penting bagi perekonomian Indonesia. Namun, tercatat bahwa belakangan ini terjadi penurunan produksi tanaman jagung. Komoditas ini mempunyai peran yang sangat penting bagi perekonomian Indonesia. Perlu peran dan kerjasama berbagai pihak untuk upaya pengatasan masalah produksi ini. Salah satu usaha yang dapat dilakukan adalah pengendalian penyerangan hama tanaman. Salah satu hama yang menyerang jagung adalah hama tikus. Untuk mengatasi serangan hama ini, bisa dilakukan beberapa pengendalian seperti pemakaian racun, perangkap tikus, dan penempatan burung hantu di area perkebunan. Dinamika dari fenomena tersebut, dilakukan penelitian terkait model rantai makanan antara jagung, tikus, dan burung hantu.Hasil analisis menunjukkan bahwa terdapat empat buah titik kesetimbangan yang eksis, yaitu titik kepunahan semua subpopulasi (E_1), titik kepunahan subpopulasi jagung (E_3), titik koeksistensi/ semua subpopulasi (E_4), dan titik kepunahan burung hantu (E_5). Hasil simulasi menunjukkan bahwa sistem stabil menuju E_4, yaitu titik dimana semua subpopulasi eksis, walaupun subpopulasi tikus menurun menuju 0. Sedangkan untuk metode pengontrolan hama tikus yang lebih efektif adalah dengan menggunakan burung hantu.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132772956","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PERHITUNGAN CADANGAN KLAIM DENGAN METODE CHAIN LADDER MENGGUNAKAN EXCEL DAN RSTUDIO","authors":"Yulial Hikmah, Ira Rosianal Hikmah","doi":"10.15548/map.v4i2.4837","DOIUrl":"https://doi.org/10.15548/map.v4i2.4837","url":null,"abstract":"Menghitung Cadangan Klaim pada suatu perusahaan asuransi merupakan hal penting untuk dilakukan. Cadangan Klaim dapat merepresentasikan seberapa besar kewajiban perusahaan terhadap tertanggung di masa yang akan datang serta menjadi tolak ukur kondisi keuangan dari suatu perusahaan. Cadangan Klaim terbagi menjadi dua, yaitu IBNR (Incurred But Not Reported) dan RBNS (Reported But Not Settled). Pada dasarnya, ada banyak metode dalam menghitung Cadangan Klaim, salah satu yang umum dikenal adalah Metode Chain Ladder. Oleh karena itu, penelitian ini menggunakan Metode Chain Ladder dalam menghitung Cadangan Klaim. Dalam penerapannya, hampir segala jenis perhitungan akan dipermudah menggunakan beberapa software yang belakangan dikembangkan, diantaranya adalah Microsoft Excel dan RStudio. Tujuan penelitian ini adalah untuk menghitung nilai Cadangan Klaim yang dihasilkan dari kedua software tersebut dengan menggunakan metode yang sama, yaitu Chain Ladder, serta mengetahui efektifitas serta efisiensi dalam perhitungan. Hasil menunjukkan bahwa hasil perhitungan antara kedua software adalah sama tetapi dari sisi kecepatan pengerjaan, penggunaan RStudio lebih unggul dibandingkan dengan Microsoft Excel.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132734994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"APLIKASI METODE REGRESI LINIER SEDERHANA UNTUK MEMPREDIKSI KEDATANGAN JUMLAH WISATAWAN MANCANEGARA PASCA PANDEMI COVID 19","authors":"Binti Karomah","doi":"10.15548/map.v4i2.4933","DOIUrl":"https://doi.org/10.15548/map.v4i2.4933","url":null,"abstract":"The visits of foreign tourists are quite a concern because they can be used as a source of regional and state economic income. The decline in tourist arrivals in recent years caused by the impact of this pandemic has sufficiently affected the economic cycle in areas that are usually tourist destinations. The purpose of this research is to find out the number of foreign tourist visits in the future so that the authorities can make further decisions. The method used in this research is simple linear regression. The data used in this study is the number of foreign tourists in 2015-2021 coming from the Central Statistics Agency (BPS). From the results of the study it was found that the results of predicting the number of foreign tourists using the simple linear regression method showed increasing results from year to year, namely starting in 2022 there were 29,584,805.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"2011 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129152021","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PRICING ANALYSIS USING TARGET PROFIT MARGIN, ROI, AND SOLVENCY ON ENDOWNMENT LIFE INSURANCE PRODUCTS","authors":"Safira Permata Sari, Y. Hikmah","doi":"10.15548/map.v4i2.4207","DOIUrl":"https://doi.org/10.15548/map.v4i2.4207","url":null,"abstract":"One of the important parts of forming insurance products is determining premium rates on an insurance policy contract. A new strategy is needed in determining premium rates. Funds managed by insurance companies are obtained from premium payments by the insured and capital provided by the financier to the insurance company. The funds are used to pay benefits to the insured, meet the costs required by the insurance company and provide benefits to the financier. Insurance companies must consider profits in calculating premium rates for these funds to be managed properly. In modeling the profit that a company needs to achieve, the management and shareholders usually provide a certain profitability measure, such as Return on Investment, Profit Margin, Spread Margin, Surplus strain, etc. This study discusses pricing calculations and analysis using several profitability targets, namely Profit Margin (PM), Return on Investment (ROI), and Solvency on one of the dual-purpose insurance products at PT Asuransi Jiwa XYZ with the assumption of grading down interest every two years. The results show that calculating the premium value using the profitability target is more profitable using the Profit Margin target than the ROI target because Profit Margin does not produce multiple conditions. In addition, it is found that the ROI and Profit Margin before Solvency are greater than the ROI and Profit Margin after Solvency. This is because in calculating premiums with Profit Margin and ROI targets after Solvency is imposed, the company's liability limit is higher than it should be.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"52 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130540693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PENENTUAN HARGA OPSI DENGAN MODEL REGIME SWITCHING LOGNORMAL (RSLN) 2-STATE","authors":"Darma Ekawati, A. Apriyanto, Rahmah Abubakar","doi":"10.15548/map.v4i2.4927","DOIUrl":"https://doi.org/10.15548/map.v4i2.4927","url":null,"abstract":"An option is a contract between two parties in which the option holder has the right to buy or sell a certain amount of instrument at a certain price within a predetermined period of time. The purpose of this study was to determine the price of buy and sell european type options using the regime switching lognormal 2-state model. The parameters of the regime switching lognormal 2-state model are estimated using the EM Algorithm. This study used secondary data on stock prices with parameter estimation results showing a standard deviation in state-1 of 0.025543 with an average of 0.006355 and a standard deviation in state-2 of 0.051013 with an average of -0.005482. The estimated results obtained the price of european type selling and buying options of 98.40 and 1033.48 respectively for the execution price of 4000.","PeriodicalId":394491,"journal":{"name":"MAp (Mathematics and Applications) Journal","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130829205","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}