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 la matematicas", "history de matematicass", "historia en matematicas", "history and matematicas", "history of matematicas"
"history en matematica" » "history la matematica", "history de matematica", "history de matematicas", "historia en matematica", "history and matematica", "history of matematica"
"historia el matematico" » "historia la matematica", "historia del matematico", "historia en matematico", "historia e matematico"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("history en matematica") OR ("history en matematicas"))) OR ("historia el matematico"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"history en matematica\") OR (\"history en matematicas\"))) OR (\"historia el matematico\"))".
• Removing quotes may allow a broader search: (((( history en matematica ) OR ( history en matematicas ))) OR ( historia el matematico )).
• Adding a wildcard symbol may retrieve word variants: (((("history en matematica") OR ("history en matematicas"))) OR ("historia el matematico"))*.