Displaying 1 result from an estimated 1 matches for "dtrtrf".
2003 Jun 23
3
FW: S4 classes, creating in C
...matrix");
}
adims = GET_DIM(aa); m = INTEGER(adims)[0]; n = INTEGER(adims)[1];
pivot = PROTECT(NEW_INTEGER(m < n ? m : n));
F77_CALL(dgetrf)(&m, &n, REAL(aa), &m, INTEGER(pivot), &info);
check_Lapack_error(info, "dtrtrf");
val = PROTECT(NEW_OBJECT(MAKE_CLASS("LUdecomposition")));
SET_SLOT(val, install("a"), aa);
SET_SLOT(val, install("pivot"), pivot);
UNPROTECT(3);
return val;
}
LUdecomposition is an S4 class defin...