Journal History

JTAM (Jurnal Teori dan Aplikasi Matematika) is published by the Mathematics Education Department of Faculty of Teacher Training and Education of Universitas Muhammadiyah Mataram.

  1. This journal was first published in October 2017 according to Decree No. 0005.25977512 / JI.3.1 / SK.ISSN / 2017, on September 20, 2017 for Volume 1 Number October 1, 2017. 
  2. JTAM (Jurnal Teori dan Aplikasi Matematika) was first online with urel, and was the first online journal in University of Muhammadiyah Mataram. Then in early January 2018, the JTAM (Jurnal Teori dan Aplikasi Matematika) urel changed to
  3. Since June 2019, JTAM (Jurnal Teori dan Aplikasi Matematika) has been accredited by SINTA (Grade 4): urel:
  4. Since October 2019, JTAM (Jurnal Teori dan Aplikasi Matematika) has been indexed in ICI Copernicus with ICV 2018:69.46; ICV 2019 76.43, (
  5. Since December 2019, JTAM (Jurnal Teori dan Aplikasi Matematika) has been accredited by SINTA (Grade 3): urel:
  6. Since October 2019, there has been a change in Detail-Setup from JTAM | Jurnal Teori dan Aplikasi Matematika to be JTAM (Jurnal Teori dan Aplikasi Matematika). This has an impact on the DOI register result as an error. Therefore, issues in October 2019 and April 2020 have been changed to the history of each paper in the publication. However, this has been improved by the Editorial Team and CrossRef Team.
  7. Since September 2020, JTAM (Jurnal Teori dan Aplikasi Matematika) has been accredited by SINTA (Grade 2): urel:
  8. OJS Data Error. In September 2021 there has been maintenance at our OJS caused by data over-load on our agency's OJS servers. So that the track record of the paper from May - September 2021 is lost in its entirety. So our OJS team is only able to upload some files stored privately.
  9. Since November 2021, JTAM has been indexed in Directory of Open Access Journals (DOAJ) -
  10. Starting in 2022, JTAM is published 4 issues every year: January, April, July, and October.