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Surabaya, Indonesia – In a significant step towards strengthening its international academic collaboration, the Doctoral Program in Mathematics Education, Faculty of Mathematics and Natural Sciences (FMIPA), Universitas Negeri Surabaya (Unesa), held a closed doctoral dissertation defense on Wednesday, April 16, 2025.
Namirah Fatmanisa, S.Pd., M.Pd. (Student ID: 21070936027), presented her dissertation entitled “Mathematical Justification of Senior High School Students in Collaborative Problem Solving on the Topic of Derivative.” Her research explores the depth of students’ mathematical reasoning in collaborative settings—an area of growing global interest in mathematics education research.
A key highlight of the defense was the presence of Assoc. Prof. Hutkemri, Ph.D., from the University of Malaya, Malaysia, was the external examiner. His participation enriched the academic discussion and underscored Unesa’s commitment to fostering global perspectives and scholarly exchange.
The examination board also included esteemed internal examiners from FMIPA Unesa:
- Prof. Rooselyna Ekawati, Ph.D.
- Prof. Dr. Tatag Yuli Eko Siswono, M.Pd.
- Dr. Agung Lukito, M.S.
- Prof. Dr. Abadi, M.Sc.
- Dr. Rini Setianingsih, M.Kes.
- Neni Mariana, S.Pd., M.Sc., Ph.D.
The defense session was intellectually rigorous, marked by critical academic discourse and constructive feedback. The examiners commended Namirah’s contribution to advancing research in mathematical justification and collaborative learning, particularly in the context of secondary education.
This event reflects FMIPA Unesa’s ongoing efforts to elevate the quality of its doctoral programs through international collaboration, research excellence, and scholarly engagement. By inviting international scholars to participate in academic assessments, FMIPA aims to align its doctoral education with global standards and enhance its visibility in the international academic community.
(Niswati)