Peer reviewed
Direct linkERIC Number: EJ691863
Record Type: Journal
Publication Date: 2005
Pages: 5
Abstractor: Author
ISBN: N/A
ISSN: ISSN-0020-739X
EISSN: N/A
Available Date: N/A
Why Sin80x Looks like Sin x on Some Graphing Calculators
Zeng, J.; Osler, T. J.
International Journal of Mathematical Education in Science and Technology, v36 n4 p437-441 May-Jun 2005
In rare cases, the use of advanced mathematical calculators can give incorrect results. One such error occurs with graphing calculators because the screen is not continuous, but a rectangular array of pixels. On some frequently used calculators, the graph of sin80x looks like sin x. We also study other related examples.
Descriptors: Graphing Calculators
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Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: N/A
Language: English
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