Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historia oral mathematics" » "historia rural matematicas", "historia in mathematics", "historia del mathematics"
"history of mathematics" » "history in mathematics", "history con mathematica", "history de mathematica"
"historia en mathematics" » "historia in mathematics", "historia en matematicas", "historia en matematica", "historia del mathematics", "historia de mathematics", "historia y mathematics"

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