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Line integrals - University of Alberta

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 , I<br />

As in R 2 . . .<br />

�<br />

f (x, y, z) ds<br />

C<br />

�<br />

� b<br />

�dx<br />

= f (x(t), y(t), z(t))<br />

dt<br />

and. . .<br />

a<br />

� 2<br />

+<br />

� �2 dy<br />

+<br />

dt<br />

� �2 dz<br />

dt<br />

dt

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