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“Open learning? Computeralgebra?... No time left for that...” |
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| Authors: | Bärbel Barzel StD iH |
| Institution: | 1. Institut für Mathematik-Didaktik der Mathematik, Universit?t duisburg-Essen, Universit?tsstr. 1, D-45117, Essen |
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| 本文献已被 SpringerLink 等数据库收录！ | |