%0 Journal Article %T £¿Es el conocimiento matem¨¢tico del profesorado espec¨ªfico de su profesi¨®n? Discusi¨®n de la pr¨¢ctica de una maestra %A Ribeiro %A Carlos Miguel %A Monteiro %A Rute %A Carrillo %A Jos¨¦ %J Educaci¨®n matem¨¢tica %D 2010 %I Scientific Electronic Library Online %X the teacher's knowledge assumes an important role in research as well as in teacher training programs. to make possible a fruitful discussion on such knowledge, it is important to have as a starting point the teacher's practices. from such practice emerges the knowledge teachers have and use. in this paper we present and discuss two situations from a primary school class -of reviewing the content-, in which we identify the teacher's professional knowledge dimensions. we discuss those dimensions from the practice. %K teaching %K mathematical knowledge for teaching %K professional knowledge %K primary school %K teacher training. %U http://www.scielo.org.mx/scielo.php?script=sci_abstract&pid=S1665-58262010000200006&lng=en&nrm=iso&tlng=en