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发表于 2025-3-23 10:04:42
,The Gains and the Pitfalls of Reification — The Case of Algebra,t less important, it depends on what one is able to perceive and prepared to notice. It is this last statement which becomes the leading theme of this article. The main focus is on the versatility and adaptability of student’s algebraic knowledge.The analysis is carried out within the framework of t
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发表于 2025-3-23 21:35:58
Negotiation of Mathematical Meaning and Learning Mathematics,e observed when they ascribe mathematical meanings of numbers and of numerical operations to empirical phenomena. Because of the differences of their ascriptions, the teacher and the students negotiate mathematical meanings. Also interactional regularities help the participants to cope with ambiguit
Annotate
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确定
发表于 2025-3-24 05:28:55
Exponential Functions, Rates of Change, and the Multiplicative Unit,ways of understanding rate of change in relation to exponential functions. Finally we argue that rate is different than ratio and that an integrated understanding of rate is built from multiple concepts.
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发表于 2025-3-24 11:16:45
Book 1994ty. In addition, by emphasizing interaction and communication, Voigt‘s contribution reminds us that personal experiences do not arise in a vacuum but instead have a social aspect. In taking a cognitive perspective, the first five contributions analyze the pro cesses by which students conceptually r
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发表于 2025-3-24 18:32:06
ial activity. In addition, by emphasizing interaction and communication, Voigt‘s contribution reminds us that personal experiences do not arise in a vacuum but instead have a social aspect. In taking a cognitive perspective, the first five contributions analyze the pro cesses by which students conceptually r978-90-481-4397-9978-94-017-2057-1
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发表于 2025-3-25 00:49:31
Leslie P. Steffe,Heide G. Wiegelg, coordination, and program implementation. This chapter will review the various coordination structures for emergency response, the challenges and best practices of information management, and where the role of social workers fit within the humanitarian architecture. Case studies from Afghanistan,