Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history el matematico" » "history en matematicas", "history la matematica", "historia el matematico", "history of matematico", "historia del matematico"
"history ly matematica" » "history la matematica", "history y matematica", "history la matematicas", "history of matematica"
"history a matematica" » "history la matematica", "history da matematica", "history e matematica", "history and matematica", "history of matematica"

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

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