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Offline Jean Giraud  
#1 Posted : 07 January 2018 05:27:11(UTC)
Jean Giraud

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The test function looks naive, it is not so. Ordinary Simpson 7½ D.
Same test function in the transformed domain boosts accuracy to 14½ D.

That would greatly enhance Smath vs competition.
I spare many hours trying to code Romberg, what a f...n mess.
Rather deceiving, though sometimes as good as Adaptive
RemToDo if I can convince myself !

Jean

Integrate Simplex QUICK [Simpson Domain].sm (21kb) downloaded 17 time(s).

SimpsonTransformedDomain.PNG

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Offline Jean Giraud  
#2 Posted : 07 January 2018 08:29:24(UTC)
Jean Giraud

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... don't miss the 2nd example ... most remarkable for SimpsonTransform

Integrate Simplex QUICK [Simpson Domain] Copy.sm (29kb) downloaded 19 time(s).

thanks 1 user thanked Jean Giraud for this useful post.
on 07/01/2018(UTC)
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