Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history en matematicas" » "history de matematicas", "history las matematicas", "historia en matematicas", "history and matematicas", "history of matematicas"
"historia del matematica" » "historia de matematica", "historia de matematicas", "historia el matematico", "historia del matematico", "historia den matematica", "historia y matematica"
"historica el matematica" » "historica el matematico", "historica e matematica", "historica en matematica", "historica del matematica", "historia el 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 ((("historica el matematica") OR ("historia del matematica"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"history en matematicas\") OR (((\"historica el matematica\") OR (\"historia del matematica\"))))".
• Removing quotes may allow a broader search: (( history en matematicas ) OR ((( historica el matematica ) OR ( historia del matematica )))).
• Adding a wildcard symbol may retrieve word variants: (("history en matematicas") OR ((("historica el matematica") OR ("historia del matematica"))))*.