Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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

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

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