Tangent Lines Parametric Equations Polar Coordinates Rates of Change Slopes Velocity See also Related Rates , and Related Rates Problems , both from CalculusQuest . The Coffeecup Caustic Approximation Optimization Graphing Second order derivatives. See Concavity and the Second Derivative , from CalculusQuest . First and second order derivatives of functions that are given implicitly or parametrically .
Implicit differentiation is explained at Calculus . . . .
SuperGraph is a downloadable shareware program for the Mac that can be used to graph explicit and implicit functions. Slopes and Critical Points Curvature See also Parametric Equations , from The Interactive Textbook of PFP 96 . If you have come across any good web-based illustrations of these and related concepts, please do let me know and I will add them here.