Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history de matematicas" » "history las matematicas", "history la matematicas", "history en matematicass", "history y matematicass", "history of matematicas", "history a matematicas", "historia del matematicas"
"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 la 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 en matematica\") OR (\"history de matematicas\"))) OR (\"historia de matematica\"))~".
• Removing quotes may allow a broader search: (((( history en matematica ) OR ( history de matematicas ))) OR ( historia de matematica ))~.
• Adding a wildcard symbol may retrieve word variants: (((("history en matematica") OR ("history de matematicas"))) OR ("historia de matematica"))*.