Patterns of Postage-Stamp Production
Perhaps this activity will win the stamp of approval of teachers who are looking for a fresh example of exponential growth. An editorial in Linn's Stamp News (Laurence 1988) observed that as of the end of 1988, the Scott Standard Postage Stamp Catalog (1989) listed more than 2400 different Unit...
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Veröffentlicht in: | The Mathematics teacher 1992-03, Vol.85 (3), p.188-189 |
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Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | Perhaps this activity will win the stamp of approval of teachers who are looking for a fresh example of exponential growth. An editorial in
Linn's Stamp News
(Laurence 1988) observed that as of the end of 1988, the
Scott Standard Postage Stamp Catalog
(1989) listed more than 2400 different United States postage stamps. This number includes only regular and commemorative issues and excludes such items as airmail stamps, special-delivery stamps, and postal cards. |
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ISSN: | 0025-5769 2330-0582 |
DOI: | 10.5951/MT.85.3.0188 |