Muhammad Rafif Fajri Department of Mathematics and Data Science, Faculty of Mathematics and Natural Sciences, Andalas University
Kampus UNAND Limau Manis Padang 25163 Indonesia Indonesia
Lyra Yulianti Department of Mathematics and Data Science, Faculty of Mathematics and Natural Sciences, Andalas University
Kampus UNAND Limau Manis Padang 25163 Indonesia Indonesia
Des Welyyanti Department of Mathematics and Data Science, Faculty of Mathematics and Natural Sciences, Andalas University
Kampus UNAND Limau Manis Padang 25163 Indonesia Indonesia