SenDimat (Seminar Nasional Pendidikan Matematika) is a national seminar that followed the teachers from all over Indonesia. The event was held at the PPPPTK Matematika headquarters in Yogyakarta. At this event collected 117 paper on innovation education in mathematics written by seminar participants.This show has the theme "Peran PPPPTK Matematika dalam Pengembangan Keprofesian Berkelanjutan (PKB) Guru untuk Mendukung Implementasi Kurikulum 2013 Mata Pelajaran Matematika" with keynote speaker from the Ministry of Education of Indonesia and Microsoft World Wide Vice President for Education Sector.

The event was held on 13 and 14 November 2013. Microsoft's contribution through the MIC Yogyakarta in addition to facilitate the needs of the event, also provided the material about the introduction of Microsoft Parners in the utilization of ICT for Learning and education in the 21st century.