[TI-M] Re: The numerical integral


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[TI-M] Re: The numerical integral



> 
> This isn't hard, as there's actually a command to shade the area between 
> two curves, Shade(. Syntax as taken from the manual:
> Shade(lowerfunc,upperfunc[Xleft,Xright,pattern,patres])
> Calculating the difference of the two integrals can be done pretty 
> easily as well; you'd simply subtract the two commands 
> fnInt(...)-fnInt(...).
> 
> A four line program could get the job done with those commands.
> 
> -c.j.w.
> 

Just an idea: use fnInt(f(x)-g(x)). This way, the OS will only have to
evaluate one integral, so it should be faster.

Rob van Wijk


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