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Line integrals for scalar functions
With traditional integrals, our "path" was straight and linear (most of the time, we traversed the x-axis). Now we can explore taking integrals over any line or curve (called line integrals).
Introduction to the Line Integral
Concrete example using a line integral
Line integral over a closed path (part 1)
Part 2 of an example of taking a line integral over a closed path