Educ. mat. - vol.31 issue1

Table of contents
Educ. mat. vol.31 n.1 Ciudad de México Apr. 2019

Editorial

	· Editorial · text in Spanish · Spanish ( pdf )

Research articles

	· Dynamic geometry and scientific reasoning: Duo to solve problems Sua Flórez, Camilo; Camargo Uribe, Leonor · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Autonomous learning helps out adaptive expertise of students and teachers: the division with decimal numbers Ramírez Esperón, Mercedes María Eugenia; Páez, David Alfonso; Eudave Muñoz, Daniel; Martínez Rizo, Felipe · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Adaptation and validation of the Mathematics-Related Beliefs Questionnaire (MRBQ) to the Colombian context with high school students Diego-Mantecón, José Manuel; Córdoba-Gómez, Francisco Javier · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· ‘Mathematics is to be applied’: Mathematical beliefs of high school mathematics teachers Martínez-Sierra, Gustavo; Valle-Zequeida, María; García-García, Javier; Dolores-Flores, Crisólogo · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Tasks for developing the mathematical sense in the initial training of teachers Ruiz-Hidalgo, Juan Francisco; Flores Martínez, Pablo; Ramírez-Uclés, Rafael; Fernández-Plaza, José Antonio · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Characterizing Meaning Processes of Mathematical Symbols on University Students Distéfano, María Laura; Aznar, María Andrea; Pochulu, Marcel David · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Evaluation of training strategies to improve attitudes towards mathematics in secondary González Jiménez, Rosa María · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Analysis of the relation between image and definition in a problem mediated by GeoGebra from non-examples of regular polyhedron Mántica, Ana María; Freyre, Magali Lucrecia · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

Contributions to education

	· Promote mathematics teaching throught a teachers’ professional development context with STEM Costa, Maria Cristina; Domingos, António · abstract in English \| Portuguese · text in Portuguese · Portuguese ( pdf )

	· An introduction to the concept of derivative in high school students Antonio Zambrano, Rebeca; Escudero Ávila, Dinazar Isabel; Flores Medrano, Eric · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )