2448-8089 2448-8089 S2448-80892018000100163 10.24844/em3001.06 Mexico Mexico 00 00 2018 00 00 2018 30 1 163 183

1998 2014 181-200 2013 31 1 1 61-78 2009 2005 10 10 327-52 2009 14 1-2 1-2 97-110 2007 66 1 1 3-21 1995 229-69 2007 26 1 1 60-82 2015 51-72 2013 84 84 249-65 2012 29 1 1 075-88 National Council of Teachers of Mathematics 2000 2010 281-90 2011 6 1 1 1-10 2016 22 7 7 413-9 2011 30 3 3 133-54 2000 267-307 2003 1984 2 2008 2002 21 4 4 441-57 2002 21 4 4 423-40 2016 3 2 2 167-78