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Noss, Richard; Bakker, Arthur; Hoyles, Celia; Kent, Phillip – Educational Studies in Mathematics, 2007
We investigate the use and knowledge of graphs in the context of a large industrial factory. We are particularly interested in the question of "transparency", a question that has been extensively considered in the general literature on tool use and, more recently, by Michael Roth and his colleagues in the context of scientific work. Roth uses the…
Descriptors: Scientists, Graphs, Semiotics, Validity