This issue features international research from Indonesia, India, Japan, and Malaysia. This issue explores the intersection of theoretical mathematics and computational innovation, spanning topics from Subsemimodules and Smarandache Semigroups to the introduction of Soft MultiExpert Graphs. It also presents practical advancements in State Space Representation for VAR forecasting, solutions for Guillotine Cutting-Stock problems, and User-Centered Design for optimizing power protection systems at PT PLN (Persero).

Published: 2026-03-18

Upper and Lower Approximations of Subsemimodules in Semimodules over Semirings

D. R. Bonde, K. J. Ingale, H. P. Bendale

1-5

This article was first published on March 18, 2026
Abstract views: 157 times | PDF downloaded: 202 times

Note for Soft MultiExpert Graph and MultiSoft MultiExpert Graph

Takaaki Fujita

6-15

This article was first published on March 18, 2026
Abstract views: 198 times | PDF downloaded: 244 times

Application of State Space Representation on Vector Autoregressive (VAR) Models for Forecasting

Oktaviana S., Widiarti, Mustofa Usman, Edwin Russel, Jamal I. Daoud

16-25

This article was first published on March 18, 2026
Abstract views: 243 times | PDF downloaded: 282 times

Characterization and Cartesian Product of Smarandache Semigroups (S-semigroups)

Laila Karimatul Fadhilah, Suryoto, Nikken Prima Puspita, Titi Udjiani

26-33

This article was first published on March 18, 2026
Abstract views: 203 times | PDF downloaded: 250 times

Approximation Method for Solving Rectangular Guillotine Cutting-Stock Problems

Abdul Rahman, Ihda Hasbiyati, Wamiliana, Moh Danil Hendry Gamal

34-42

This article was first published on March 18, 2026
Abstract views: 432 times | PDF downloaded: 302 times

Optimizing Protection Settings at PT PLN (PERSERO) UP2D Lampung through User-Centered Design and Model-View-Controller Architecture

Dewi Asiah Shofiana, Yunda Heningtyas, Siti Ayuni

43-48

This article was first published on March 18, 2026
Abstract views: 173 times | PDF downloaded: 250 times