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", "history e matematicas", "history la matematicas", "history el matematicos", "historia en matematicas", "history and matematicas", "history of matematicas"
"history en matematica" » "history e matematica", "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 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 en matematica\") OR (\"historia de matematica\"))) OR (\"history en matematicas\"))~".
• Removing quotes may allow a broader search: (((( history en matematica ) OR ( historia de matematica ))) OR ( history en matematicas ))~.
• Adding a wildcard symbol may retrieve word variants: (((("history en matematica") OR ("historia de matematica"))) OR ("history en matematicas"))*.