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"Geometry Center." .
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"University of Minnesota" .
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"2001-" .
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"Geometry." .
"en" .
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"Main: General." .
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"556957226"^^ .
"2001/9999" .
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"The geometry center" .
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"Unknown value: bdt"^^ .
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"Web Feet summary: The Geometry Center specializes in the use of technology to visualize and communicate concepts from mathematics and related sciences. Click on Interactive Web and Java Applications to interact with \"math you can manipulate,\" which includes such activities as building a rainbow and playing orbifold pinball. Clear explanations of the concepts accompany each activity." .
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"2001/" .
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"Mathematics." .