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Original Articles

What a Tangent Line is When it isn't a Limit

Pages 133-143 | Published online: 30 Jan 2018
 
This article is part of the following collections:
Merten M. Hasse PrizeGeorge Pólya Award Collection 1970s, 1980s

Additional information

Notes on contributors

Irl C. Bivens

Irl Bivens is an Associate Professor of Mathematics at Davidson College, where he has been since 1982. In 1979, he received his Ph.D. from the University of North Carolina at Chapel Hill, under the direction of Professor Patrick Eberlein. Before coming to Davidson, he taught at Pfeiffer College and was a G. C. Evans Instructor of Mathematics at Rice University. His professional interests include differential geometry, mathematical physics, and the mathematics of the undergraduate curriculum. His nonmathematical interests include science fiction, spy novels, B-movies, his wife Patti, and his son Robert.

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