RCP<const Basic> URatPSeriesFlint::get_coeff(int n) const
{
const flint::fmpqxx fc(p_.get_coeff(n));
mpq_t gc;
mpq_init(gc);
fmpq_get_mpq(gc, fc._data().inner);
rational_class r(gc);
mpq_clear(gc);
return Rational::from_mpq(std::move(r));
}
umap_int_basic URatPSeriesFlint::as_dict() const
{
umap_int_basic map;
mpq_t gc;
mpq_init(gc);
for (int n=0; n<degree_; n++) {
const flint::fmpqxx fc(p_.get_coeff(n));
if (not fc.is_zero()) {
fmpq_get_mpq(gc, fc._data().inner);
RCP<const Number> basic = Rational::from_mpq(std::move(rational_class(gc)));
map[n] = basic;
}
}
mpq_clear(gc);
return map;
}
RCP<const Basic> URatPSeriesFlint::as_basic() const
{
RCP<const Symbol> x = symbol(var_);
RCP<const Number> zcoef;
umap_basic_num dict_;
mpq_t gc;
mpq_init(gc);
for (int n = 0; n < degree_; n++) {
const flint::fmpqxx fc(p_.get_coeff(n));
if (not fc.is_zero()) {
fmpq_get_mpq(gc, fc._data().inner);
RCP<const Number> basic = Rational::from_mpq(rational_class(gc));
auto term = SymEngine::mul(SymEngine::pow(x, SymEngine::integer(n)),
basic);
if (n == 0)
zcoef = basic;
Add::coef_dict_add_term(outArg(basic), dict_, one, term);
} else if (n == 0)
zcoef = integer(0);
}
mpq_clear(gc);
return std::move(Add::from_dict(zcoef, std::move(dict_)));
}