Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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