Sunday, November 26, 2023, the Closing and Inauguration Night of Mathematics Month (Mathmonth) 2023 was held which was attended by Dr. Sugiyanto, S.Si., S.T., M.Si., as Secretary of the Mathematics Study Program, Mr. Muhammad Zaki Riyanto, S.Si., M.Sc., and the big family of the Mathematics Study Program at UIN Sunan Kalijaga Yogyakarta, both active students of 2020, 2021, 2022, 2023 and alumni. T....