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evalfn
1999 Nov 09
0
Re: numerical integration {better than integrate(.)} ?
...ged from the help (int.Rd), allowing to choose between Romberg and
> TOMS 614 methods, allowing for indefinite integrals and singularities at
> the end point(s).
> On the other hand, the C code seems somewhat complicated, and (for romberg.c),
> quite a bit nested (romberg -> evalRfn -> ..; interp) and completely
> without comments.
>
> [Yes: TOMS 614 has the copyright problem; but together with many more TOMS
> routines in R...]
> The (considerable!) drawback with int() is that you don't get a
> precision estimate back, but maybe tha...