institution logo
If you're member of the institution,  you just have to login to download the file in restricted access. It is not necessary to request a print.

Request copy

What do students say about the role of the minus sign in polynominals?
Vlassis, Joëlle
2009In Proceedings of the 33rd Conference of the International Group for the Psychology of Mathematics Education

Document(s) requested
RR_Vlassis.doc

The desired document is not currently available on open access. Nevertheless you can request an offprint through the form below. If your request is accepted you will receive by e-mail a link allowing you access to the document for 5 days, 5 download attempts maximum.


Request form

Fields marked with ✱ are compulsory.

Back to the reference
Contact ORBilu