5.1.3 	Tangents, differentials, and differentiation

A Simple Proof of the Reflection Property for Parabolas, R. H. Cowen, 7:2,
1976, 59-60, C, 0.5
Mappings, Diagrams, Continuous Functions and Derivatives, Thomas J. Brieske,
9:2, 1978, 67-72
A Note on the Derivative of a Composite Function, V.N.Murty, 11:1, 1980, 50, C
Derivatives Without Limits, Harry Sedinger, 11:1, 1980, 54-55, C, 5.1.2
Intuition Out to Sea, William A. Leonard, 13:3, 1983, 195-196, C
Related Rates and the Speed of Light, Steven C. Althoen and John F. Weidner,
16:3, 1985, 186-189
What a Tangent Line is When it isn't a Derivative, Irl C. Bivens, 17:2, 1986,
133-143
Transitions, Jeanne L. Agnew and James R. Choike, 18:2, 1987, 124-133, 0.7,
5.6.1, 9.10
Differentials and Elementary Calculus, D.F.Bailey, 20:1, 1989, 52-53, C
Automatic Differentiation and APL, Richard D. Neidinger, 20:3, 1989, 238-251,
5.1.2
A Chaotic Search for i, Gilbert Strang, 22:1, 1991, 3-12, 6.3, 9.5
FFF #47. A Natural Way to Differentiate and Exponentiate, Ed Barbeau, 22:5,
1991, 404, F, 5.1.2 (also 23:3, 1992, 206 and 24:3, 1993, 231)
Who Needs the Sine Anyway?, Carlos C. Huerta, 23:1, 1992, 43-44, C, 5.4.2
Visualization of Limits and Limits of Visualization: Student Research Projects,
Lee H. Minor, 23:1, 1992, 48-51, 0.4, 0.5
FFF #54. A Degree of Differentiation, Ed Barbeau, 23:3, 1992, 203, F, 0.6 (also
23:4, 1992, 306 and 24:4, 1993, 345)
An Exponential Rule, G.E.Bilodeau, 24:4, 1993, 350-351, C      
A Useful Notation for Rules of Differentiation, Robert B. Gardner, 24:4, 1993,
351-352, C
FFF #70. Reading a Calculator Display, Sandra Z. Keith, 25:1, 1994, 36, F, 0.2
Euler and Differentials, Anthony P. Ferzola, 25:2, 1994, 102-111, 2.2
Isaac Newton: Credit Where Credit Won't Do, Robert Weinstock, 25:3, 1994, 179-192, 0.5, 2.2, 5.4.3, 5.6.1
The Dynamics of Newton's Method for Cubic Polynomials, James A. Walsh, 26:1, 1995, 22-28, 6.3
The Spider's Spacewalk Derivation of sin' and cos', Tim Hesterberg, 26:2, 1995, 144-145, C
The Falling Ladder Paradox, Paul Scholten and Andrew Simoson, 27:1, 1996, 49-54, C, 6.2
Bond Duration: An Application of Calculus, John C. Hegarty, 27:1, 1996, 47-49, C
FFF #110. The Speeder's Delight, Carl E. Crockett, 27:5, 1996, 370-371, F
Area and Perimeter, Volume and Surface Area, Jingcheng Tong, 28:1, 1997, 57, C, 0.4
A Continuous Version of Newton's Method, Steven M. Hetzler, 28:5, 1997, 348-351, 6.3

The Witch of Agnesi, S. I. B. Gray and Tagui Malakyan, 30:4, 1999, 258-268, 2.2
The Derivative of Sin theta, Selvaratnam Sridharma, 30:4, 1999, 314-315, C
Normal Lines and Curvature, Kirby C. Smith, 31:1, 2000, 54-56, C, 9.8
Related Rates Collide with Vectors, Stephen Fulling, 31:2, 2000, 116-119, 5.5