Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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