Numerical Integration
Numerical Integration
Numerical Integration
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I<br />
f<br />
Simpson’s 1/3 Rule: Example<br />
(0.4)<br />
≅<br />
f<br />
( 0) = 0.2 f (0.2) = 1.288<br />
= 2.456 f (0.6) = 3.464 f<br />
(0.8)<br />
0.232<br />
⎛ 0.2<br />
+<br />
4(1.288<br />
+<br />
3.464)<br />
+<br />
2(2.456)<br />
+<br />
0.232<br />
⎞<br />
0.8⎜<br />
⎟<br />
⎝<br />
12<br />
⎠<br />
=1.62346667<br />
• Better than with Trapezoidal Rule with eight<br />
segments (1.6008)<br />
=<br />
© 2003-2006 Roberto Muscedere 27