5.3.1 Inverse trigonometric functions Applying Complex Arithmetic, Herbert L. Holden, 12:3, 1981, 190-194, 0.6, 9.3, 9.5 Integration by Geometric InsightA Student's Approach, Ann D. Holley, 12:4, 1981, 268-270, C, 5.2.6, 5.3.2 The Derivative of Arctan x, Norman Schaumberger, 13:4, 1982, 274-276, C Evaluating Integrals by Differentiation, Joseph Wiener, 14:2, 1983, 168-169, C, 5.2.5 The Derivatives of Arcsec x, Arctan x, and Tan x, Norman Schaumberger, 17:3, 1986, 244-246, C Three Familiar Formulas for pi via Geometry, Norman Schaumberger, 17:4, 1986, 339, C Behold! Sums of Arctan, Edward M. Harris, 18:2, 1987, 141, C Trigonometric Identities through Calculus, Herb Silverman, 21:5, 1990, 403, C, 0.6 Graphs and Derivatives of the Inverse Trig Functions, Daniel A. Moran, 22:5, 1991, 417, C Gudermann and the Simple Pendulum, John S. Robertson, 28:4, 1997, 271-276, 6.4 The Derivative of the Inverse Sine, Craig Johnson, 29:4, 1998, 313, C An Arctangent Triangle, Michael W. Ecker, 31:2, 2000, 119, C Arcos(sin(n/2)): A Surprising Fermula?, Russell Eskew, 31:2, 2000, 147, C