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 of matematica"
"historia de matematica" » "historia de matematicas", "historia la matematica", "historia en matematicas"
"history de matematica" » "history de matematicas", "history la matematica", "history en matematicas", "history of matematica", "history a matematica", "historia del 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 ("historia de matematica"))) OR ("history de matematica"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"history en matematica\") OR (\"historia de matematica\"))) OR (\"history de matematica\"))".
• Removing quotes may allow a broader search: (((( history en matematica ) OR ( historia de matematica ))) OR ( history de matematica )).
• Adding a wildcard symbol may retrieve word variants: (((("history en matematica") OR ("historia de matematica"))) OR ("history de matematica"))*.