Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historias de matematicas" » "historias las matematicas", "historia de matematicas", "historia del matematicas"
"historia in mathematics" » "historia en matematicas", "historia en mathematics", "historia un mathematics", "historia ii mathematics"
"historia y mathematics" » "historia of mathematics", "historia y matematicas", "historia y matematico", "historia de mathematics"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("historia y mathematics") OR ((("historias de matematicas") OR ("historia in mathematics"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"historia y mathematics\") OR (((\"historias de matematicas\") OR (\"historia in mathematics\"))))*".
• Removing quotes may allow a broader search: (( historia y mathematics ) OR ((( historias de matematicas ) OR ( historia in mathematics ))))*.