A local instructional theory for the guided reinvention of the group and isomorphism concepts
2013 ◽
Vol 32
(4)
◽
pp. 712-725
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2013 ◽
Vol 32
(4)
◽
pp. 726-742
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Keyword(s):
2012 ◽
Vol 43
(4)
◽
pp. 428-464
◽
2004 ◽
pp. 25-47
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Keyword(s):