MATHunesa is a mathematical scientific journal published by the Department of Mathematics, Faculty of Mathematics and Natural Sciences, The State University of Surabaya with e-ISSN 2716-506X and p-ISSN 2301-9115. This journal is published every four months in April, August, and December. One volume consists of three publication numbers. MATHunesa aims at providing a platform and encourages emerging scholars and academicians globally to share their professional and academic experiences to explore, but not limited to the following topics: 1. Analysis Mathematics, 2. Algebra, 3. Applied Mathematics, 4. Statistics, 5. Computation, 6. Combinatorics, and 7. Also giving an opportunity to show the power of innovation and finding new things in the field of mathematics. This journal was published online for the first time in 2013 as part of the graduation for students majoring in Mathematics at the State University of Surabaya.