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Line integrals - University of Alberta

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MATH 209—<br />

Calculus,<br />

III<br />

Volker Runde<br />

<strong>Line</strong> <strong>integrals</strong><br />

in R 2<br />

Types <strong>of</strong> line<br />

<strong>integrals</strong><br />

<strong>Line</strong> <strong>integrals</strong><br />

in R 3<br />

<strong>Line</strong> <strong>integrals</strong><br />

<strong>of</strong> vector fields<br />

<strong>Line</strong> <strong>integrals</strong> in R 3 , II<br />

As in R 2 . . . (continued)<br />

and. . .<br />

�<br />

P(x, y, z) dx + Q(x, y, z) dy + R(x, y, z) dz<br />

C<br />

� b<br />

= P(x(t), y(t), z(t))x ′ (t) dt<br />

a<br />

� b<br />

+ Q(x(t), y(t), z(t))y ′ (t) dt<br />

a<br />

� b<br />

+ R(x(t), y(t), z(t))z<br />

a<br />

′ (t) dt.

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