// Add multiple variables
void drwnFrankCopula::setVariables(const drwnClique& c)
{
// Must have size 2, 3, or 4 (for now)
DRWN_ASSERT_MSG(c.size() >= 2 && c.size() <= 4, "Archimedian copula must have size between 2 and 4")
// Call set variables from parent
drwnCdf::setVariables(c);
// Calculate number of subsets of variables
_numSubsets = 1 << size();
_partialDerivs = new range_type[_numSubsets << 1];
}
// find a clique containing the subclique
int findSuperset(const vector<drwnClique>& cliques, const drwnClique& subclique)
{
for (int i = 0; i < (int)cliques.size(); i++) {
drwnClique s;
set_intersection(cliques[i].begin(), cliques[i].end(),
subclique.begin(), subclique.end(),
insert_iterator<drwnClique>(s, s.begin()));
if (s.size() == subclique.size()) {
return i;
}
}
return -1;
}