Differentiating the Arctangent Directly

Author: Key, Eric

Source: The College Mathematics Journal, Volume 40, Number 4, September 2009 , pp. 287-289(3)

Publisher: Mathematical Association of America

Price: $20.00 plus tax (Refund Policy)

Abstract:

We will show by a direct argument that the inverse tangent function is differentiable at all values in its domain.

Document Type: Short communication

DOI: http://dx.doi.org/10.4169/193113409X458750

Publication date: 2009-09-01

More about this publication?

The College Mathematics Journal is designed to enhance classroom learning and stimulate thinking regarding undergraduate mathematics. CMJ publishes articles, short Classroom Capsules, problems, solutions, media reviews and other pieces. All are aimed at the college mathematics curriculum with emphasis on topics taught in the first two years.
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