Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history en matematicas" » "history las matematicas", "historia en matematicas", "history and matematicas", "history of matematicas"
"historia de matematicas" » "historia las matematicas", "historia la matematicas", "historia en matematicas", "historia y matematicass"
"historias de matematica" » "historias la matematica", "historias en matematica", "historias y matematicas", "historia del matematica", "historia y matematica"

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

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