Displaying 1 result from an estimated 1 matches for "my_call_dqag".
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my_call_dqags
2005 May 09
2
use "integrate" for functions defined in C, not R
...ntfn"
double f1(double x){ return(x);}
static void Cintfn(double *x, int n)
{
int i;
for(i = 0; i < n; i++)
x[i] = f1(x[i]);
return;
}
3. Similar to "call_dqags", I define a C function "my_call_dqags" that
has it's own parameters of "lower, upper" and etc define in C, instead of
parsing from R. And I call
Rdqags(Cintfn,
&lower, &upper, &epsabs, &epsrel, &result,
&abserr, &neval, &ier, &limit, &lenw, &last, iwo...