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![]() | Document Date: 2011-09-26 03:04:02Open Document File Size: 39,43 KBShare Result on FacebookCompanyKey Curriculum Press / Mathematical Reviews / Donaldson / /IndustryTermindispensable tool / deductive systems / /OrganizationUniversity of Durban-Westville / Association for Mathematics Education of South Africa / /PersonVan Hiele / George Polya / Johnson-Laird / Van Dormolen / Paul Halmos / /Positionauthor / editor / mathematician / speaker / /PublishedMediumthe Mathematical Reviews / /RegionSouth Africa / /SocialTag |