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Delving into Limits of Sequences

Beth Cory and Ken W. Smith

Through these calculus activities, students reach an understanding of the formal limit concept in a way that enables them to construct the formal symbolic definition on their own.

Journal Article

Cover The Mathematics Teacher

In The Mathematics Teacher Volume 105 (2011): Issue 1 (Aug 2011)

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Proofs without Words: A Visual Application of Reasoning and Proof

Carol J. Bell

Reasoning and Proof is one of the process standards set forth in NCTM's principles and standards for school mathematics (2000).

Journal Article

Cover The Mathematics Teacher

In The Mathematics Teacher Volume 104 (2011): Issue 9 (May 2011)