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 a matematicas"
"history of mathematics" » "history in mathematics", "history con mathematica"
"history en matematica" » "history e matematica", "history la matematica", "history el matematico", "historia en matematica", "history and matematica", "history a matematica"

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 matematicas\") OR (\"history of mathematics\"))) OR (\"history en matematica\"))~".
• Removing quotes may allow a broader search: (((( history en matematicas ) OR ( history of mathematics ))) OR ( history en matematica ))~.
• Adding a wildcard symbol may retrieve word variants: (((("history en matematicas") OR ("history of mathematics"))) OR ("history en matematica"))*.