The Centro de Investigación en Matemáticas (CIMAT) is a Mexican mathematical research center. The name means "Center for Research in Mathematics" in Spanish. It is based in the city of Guanajuato, in the homonym State of Guanajuato, in central Mexico, and was established in the year 1980. It belongs to the Mexican National System of Public Centers of Research under administration of the country's National Council of Science and Technology (CONACyT).