5.6.2 Surfaces and coordinate systems in space Parametric Surfaces, Harley Flanders, 19:5, 1988, 444-447, 5.6.1, 8.3 Graphing Surfaces in Cylindrical and Spherical Coordinates, David P. Kraines and Vivian Y. Kraines and David A. Smith, 21:2, 1990, 144-145, C Contour MapsÑA Visual Experience, Helen Skala, 22:3, 1991, 241-244 Least Squares and Quadric Surfaces, Donald Teets, 24:3, 1993, 243-244, C, 5.7.1, 7.3 FFF #77. Generalizing an Approach to the Radius of Curvature, Paul Deiermann and Rick Mabry, 25:4, 1994, 309-310, F An Archimedean Property of the Bicylinder, Duane W. DeTemple, 25:4, 1994, 312-314, C Spherical Coordinates from Cylindrical Coordinates on a Torus, Timothy Murdoch, 26:5, 1995, 385-387, C Doughnut Slicing, Wolf von Ronik, 28:5, 1997, 381-383, C, 0.5 Numerically Parametrizing Curves, Steven Wilkinson, 29:2, 1998, 104-119, 5.6.1, 9.8 Spherical Coordinates, Tevian Dray and Corinne A. Manogue, 34:2, 2003, 168-169, C, 1.1 Doublecakes: An Archimedean Ratio Extended, Vera L. X. Figueiredo, Margarida P. Mello, and Sandra A. Santos, 38:2, 2007, 135-138, C, 5.2.6, 5.2.7 The Mathematics of ÒGo ToÓ Telescopes, Donald Teets, 38:3, 2007, 170-178, 4.4 Equiangular Surfaces, Self-Similar Surfaces, and the Geometry of Seashells, Khristo N. Boyadzhiev, 38:4, 2007, 265-271, 5.6.1 Pairs of Equal Surface Functions, Daniel Cass and Gerald Wildenberg, 30:1, 2008, 51-54, C, 5.2.6, 9.8