4/2/08:	Double Integrals over Regions which aren't rectangles (a Maple file)
	Double Integrals over Regions which aren't rectangles
	Solutions to Problems 1 and 2 from Today's In-Class Work
	Solutions to Problems 3 and 4 from Today's In-Class Work
4/7/08:	Very brief intro to polar coordinates (a Maple file)
	Quick practice with graphing in polar coordinates
	Solutions to Today's In-Class Work
4/11/08:	Display of two solids that we find the volume of in class (a Maple file)
	Finding the volume of a solid
	Solutions to Today's In-Class Work
4/14/08:	Display of two surfaces that we work with in class (a Maple file)
	Diagrams to display while developing surface area
	Finding surface area
	Solutions to Today's In-Class Work
4/16/08:	Display a solid to illustrate finding bounds for a triple integral (a Maple file)
	Finding center of mass of a solid
	Solutions to Today's In-Class Work
4/18/08:	Getting a feel for vector fields; the picture behind line integrals (a Maple file)
	Deciding whether a vector field is conservative or not
	Solutions to Today's In-Class Work
4/21/08:	Some pictures to motivate line integrals (a Maple file)
	Area - Line Integrals of scalar multivariate functions (line integrals w.r.t. arclength)
	Solutions to Today's In-Class Work
4/23/08:	Work - particle's paths through force fields (a Maple file)
	Work - Line Integrals of vector fields (component-wise line integrals)
	Solutions to Today's In-Class Work
4/28/08:	Working with Green's Theorem
	Solutions to Today's In-Class Work
4/30/08:	More on Green's Theorem