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All Journal Formosa Journal of Science and Technology (FJST) Journal of Mathematics, Computation and Statistics (JMATHCOS)
Restina Silalahi
Universitas Negeri Medan
Humanities Computer Science & IT Education Industrial & Manufacturing Engineering Mathematics Social Sciences

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Metric Dimensions and Partition Dimensions of a Multiple Fan Graph Restina Silalahi; Mulyono
Formosa Journal of Science and Technology Vol. 2 No. 1 (2023): January, 2023
Publisher : PT FORMOSA CENDEKIA GLOBAL

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55927/fjst.v2i1.2759

Abstract

The metric dimension is a distinguishing set with minimum cardinality, while the partition dimension is a distinguishing set with cardinality. The purpose of this study is to find the metric and partition dimensions of a double fan graph which is the result of the join operation of the complete graph and the path graph. The results obtained from this study are the metric dimensions , partition dimensions. 
Analisis Pengaruh Endorsement dan Paid Promote terhadap Penjualan Online Shop dengan Teori Permainan Restina Silalahi; Marlina Setia Sinaga
Journal of Mathematics, Computations and Statistics Vol. 6 No. 1 (2023): Volume 06 Nomor 01 (April 2023)
Publisher : Jurusan Matematika FMIPA UNM

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

The growth of internet users gives the latest innovation in shopping, which is online shopping. Sellers can use paid promotions and endorsement strategies to represent the sales insights. This study examines the impact of paid promotions and endorsements on sales using game theory and variance analysis. Game theory is a mathematical approach to formulating conflict and competition that involves a variety of interests and has a desire to win. Then, variance analysis is used to test the significance of the influence some independent variables have on a dependent variable. The attributes used in this research are price, content quality, and influencer. The result for the best marketing strategies of paid promotion maximum profit is content quality of the paid promotions. Whereas, for the best marketing strategies for endorsement maximum profit is content quality of the endorsement. Then, the result of the varianceanalysis showed paid promotions and endorsements make a real difference to online store sales.
Co-Authors Mulyono Sinaga, Marlina Setia