triqs.atom_diag.atom_diag.AtomDiagReal.get_subspace_dim

AtomDiagReal.get_subspace_dim()

Dispatched C++ function(s).

[1] (sp_index: int)
  -> int

Get the dimension \(\dim(B)\) of invariant subspace \(B\).

Parameters:

sp_indexint

Subspace index \(B\).

Returns:

int

Number of eigenstates in subspace \(B\).