Martinez's Octave Assignment: Difference between revisions
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To evaluate an integral you must first define the function y = f(x). Follow the simple steps below. | To evaluate an integral you must first define the function y = f(x). Follow the simple steps below. | ||
>function y= f(x) | |||
y= sin(x); | y= sin(x); | ||
endfunction | endfunction | ||
># We are trying to integrate x from 0,2. | ># We are trying to integrate x from 0,2. | ||
> [area]=quad("f",0,2) | |||
area = 1.4161 | >[area]=quad("f",0,2) | ||
area = 1.4161 | |||
Revision as of 10:56, 1 October 2010
Evaluating an Integral
To evaluate an integral you must first define the function y = f(x). Follow the simple steps below.
>function y= f(x)
y= sin(x);
endfunction
># We are trying to integrate x from 0,2.
>[area]=quad("f",0,2)
area = 1.4161