Preface: The 6th International Conference on mathematics and mathematics education (ICM2E 2022).

The 6th International Conference on Mathematics and Mathematics Education (ICM2E 2022) was held in Padang, Indonesia on September 3rd-4th, 2022. The conference focused on the theme of "Innovative Research of Mathematics and Mathematics Education to Face the 4th Industrial Revolution Challenges." It provided a platform for researchers, educators, and students to exchange ideas and discuss advancements in the field. The conference proceedings, published by AIP Proceedings, contain high-quality papers selected through a blind review process. The organizers express gratitude to all participants, authors, reviewers, keynote speakers, and committees for their contributions to the success of the conference. They look forward to the next ICM2E and hope it will be as exciting as its predecessors. [Extracted from the article]