Electronic School Book (BSE) Mathematics for SMA / SMK / MA / MAK Class XI Curriculum 2013. This application was created to make it easier for students to learn mathematics anywhere and anytime. The 2013 BSE curriculum is a free book whose copyright is owned by the Ministry of Education and Culture (Kemendikbud) which can be distributed to the public for free. The material in the application is sourced from https://buku.kemdikbud.go.id. This application is not an application developed by the