// Sort indices
int v[3];
for (unsigned j=0; j<3; j++)
- v[j] = ex_to_numeric(ex_to_idx(i.op(j + 1)).get_value()).to_int();
+ v[j] = ex_to<numeric>(ex_to<idx>(i.op(j + 1)).get_value()).to_int();
if (v[0] > v[1]) std::swap(v[0], v[1]);
if (v[0] > v[2]) std::swap(v[0], v[2]);
if (v[1] > v[2]) std::swap(v[1], v[2]);
// Sort indices, remember permutation sign
int v[3];
for (unsigned j=0; j<3; j++)
- v[j] = ex_to_numeric(ex_to_idx(i.op(j + 1)).get_value()).to_int();
+ v[j] = ex_to<numeric>(ex_to<idx>(i.op(j + 1)).get_value()).to_int();
int sign = 1;
if (v[0] > v[1]) { std::swap(v[0], v[1]); sign = -sign; }
if (v[0] > v[2]) { std::swap(v[0], v[2]); sign = -sign; }
GINAC_ASSERT(is_ex_of_type(*other, indexed));
GINAC_ASSERT(self->nops() == 2);
GINAC_ASSERT(is_ex_of_type(self->op(0), su3t));
- unsigned char rl = ex_to_color(*self).get_representation_label();
+ unsigned char rl = ex_to<color>(*self).get_representation_label();
if (is_ex_exactly_of_type(other->op(0), su3t)) {
if (is_ex_exactly_of_type(other->op(0), su3d)) {
// Find the dummy indices of the contraction
- exvector self_indices = ex_to_indexed(*self).get_indices();
- exvector other_indices = ex_to_indexed(*other).get_indices();
+ exvector self_indices = ex_to<indexed>(*self).get_indices();
+ exvector other_indices = ex_to<indexed>(*other).get_indices();
exvector all_indices = self_indices;
all_indices.insert(all_indices.end(), other_indices.begin(), other_indices.end());
exvector free_indices, dummy_indices;
// d.abc T.b T.c = 5/6 T.a
if (other+1 != v.end()
&& is_ex_exactly_of_type(other[1].op(0), su3t)
- && ex_to_indexed(*self).has_dummy_index_for(other[1].op(1))) {
+ && ex_to<indexed>(*self).has_dummy_index_for(other[1].op(1))) {
- exvector self_indices = ex_to_indexed(*self).get_indices();
+ exvector self_indices = ex_to<indexed>(*self).get_indices();
exvector dummy_indices;
dummy_indices.push_back(other[0].op(1));
dummy_indices.push_back(other[1].op(1));
int sig;
ex a = permute_free_index_to_front(self_indices, dummy_indices, sig);
*self = numeric(5, 6);
- other[0] = color_T(a, ex_to_color(other[0]).get_representation_label());
+ other[0] = color_T(a, ex_to<color>(other[0]).get_representation_label());
other[1] = _ex1();
return true;
}
// Find the dummy indices of the contraction
exvector dummy_indices;
- dummy_indices = ex_to_indexed(*self).get_dummy_indices(ex_to_indexed(*other));
+ dummy_indices = ex_to<indexed>(*self).get_dummy_indices(ex_to<indexed>(*other));
// f.abc f.abc = 24
if (dummy_indices.size() == 3) {
// f.akl f.bkl = 3 delta.ab
} else if (dummy_indices.size() == 2) {
int sign1, sign2;
- ex a = permute_free_index_to_front(ex_to_indexed(*self).get_indices(), dummy_indices, sign1);
- ex b = permute_free_index_to_front(ex_to_indexed(*other).get_indices(), dummy_indices, sign2);
+ ex a = permute_free_index_to_front(ex_to<indexed>(*self).get_indices(), dummy_indices, sign1);
+ ex b = permute_free_index_to_front(ex_to<indexed>(*other).get_indices(), dummy_indices, sign2);
*self = sign1 * sign2 * 3 * delta_tensor(a, b);
*other = _ex1();
return true;
// f.abc T.b T.c = 3/2 I T.a
if (other+1 != v.end()
&& is_ex_exactly_of_type(other[1].op(0), su3t)
- && ex_to_indexed(*self).has_dummy_index_for(other[1].op(1))) {
+ && ex_to<indexed>(*self).has_dummy_index_for(other[1].op(1))) {
- exvector self_indices = ex_to_indexed(*self).get_indices();
+ exvector self_indices = ex_to<indexed>(*self).get_indices();
exvector dummy_indices;
dummy_indices.push_back(other[0].op(1));
dummy_indices.push_back(other[1].op(1));
int sig;
ex a = permute_free_index_to_front(self_indices, dummy_indices, sig);
*self = numeric(3, 2) * sig * I;
- other[0] = color_T(a, ex_to_color(other[0]).get_representation_label());
+ other[0] = color_T(a, ex_to<color>(other[0]).get_representation_label());
other[1] = _ex1();
return true;
}
{
if (!is_ex_of_type(a, idx))
throw(std::invalid_argument("indices of color_T must be of type idx"));
- if (!ex_to_idx(a).get_dim().is_equal(8))
+ if (!ex_to<idx>(a).get_dim().is_equal(8))
throw(std::invalid_argument("index dimension for color_T must be 8"));
return color(su3t(), a, rl);
{
if (!is_ex_of_type(a, idx) || !is_ex_of_type(b, idx) || !is_ex_of_type(c, idx))
throw(std::invalid_argument("indices of color_f must be of type idx"));
- if (!ex_to_idx(a).get_dim().is_equal(8) || !ex_to_idx(b).get_dim().is_equal(8) || !ex_to_idx(c).get_dim().is_equal(8))
+ if (!ex_to<idx>(a).get_dim().is_equal(8) || !ex_to<idx>(b).get_dim().is_equal(8) || !ex_to<idx>(c).get_dim().is_equal(8))
throw(std::invalid_argument("index dimension for color_f must be 8"));
return indexed(su3f(), sy_anti(), a, b, c);
{
if (!is_ex_of_type(a, idx) || !is_ex_of_type(b, idx) || !is_ex_of_type(c, idx))
throw(std::invalid_argument("indices of color_d must be of type idx"));
- if (!ex_to_idx(a).get_dim().is_equal(8) || !ex_to_idx(b).get_dim().is_equal(8) || !ex_to_idx(c).get_dim().is_equal(8))
+ if (!ex_to<idx>(a).get_dim().is_equal(8) || !ex_to<idx>(b).get_dim().is_equal(8) || !ex_to<idx>(c).get_dim().is_equal(8))
throw(std::invalid_argument("index dimension for color_d must be 8"));
return indexed(su3d(), sy_symm(), a, b, c);
{
if (is_ex_of_type(e, color)) {
- if (ex_to_color(e).get_representation_label() == rl
+ if (ex_to<color>(e).get_representation_label() == rl
&& is_ex_of_type(e.op(0), su3one))
return _ex3();
else